R6 II vs Fujifilm X-H2S

...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light. But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?

Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
The lens is the lens fella. You are being mighty odd.

I agreed with you and the lens IS that big chunk lighter. It doesn't suddenly change shape, volume, weight here in Earth.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light.
It's one stop difference, and it can do that with a Tele. I raise your scientific miracle it's not nearly is capable at any aperture. Are you just a little childish here?
But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
I'm comparing technology, which is what was raised (and not by me). What's magic about F2.8? Nothing I don't think.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
No, I responded to the claim. I'm the responder not the raiser.

I don't think anyone else has claimed 'RF leads are better than equivalent EF lenses and smaller'. Why make stuff up.

Also it's easily proved to not always be true so it wouldn't be the most logical thing to claim if one had the facts to hand. Can the RF F2.8 70-200 fit on an EF and RF mount? No.

Can it accept a Tele? no

Can it maintain a constant length when zooming and focussing? No.

I don't follow the train of your thought, and I'm sorry I don't.
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
So you can see its changed? that's the thread we are in and have been in.

Q is short for question.
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light. But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
As a chief engineer that manages a significant number of teams that develop the latest and greatest cars, off highway and agri your tone is noted and not wished for.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
I haven't ever seen a direct comparison between the EF 70-200 F2.8 III and the RF F2.8. One review which is now approx 3 years old stuck in my mind. That is from Justin Abbott https://dustinabbott.net/2020/11/canon-rf-70-200mm-f2-8l-is-review/

Aside from some issues which are not likely to affect everyone (no Tele compliance and the external zoom) his review doesn't suggest it's an absolutely great lens. He also doesn't suggest it's a miracle of science.

It does offer something which I would find specifically advantageous and that is the near focal plane distance.
 
...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
The lens is the lens fella. You are being mighty odd.
The adapter is an integral part of the lens if you're using it on RF mount. It would be mighty odd to try to use it without.
I agreed with you and the lens IS that big chunk lighter. It doesn't suddenly change shape, volume, weight here in Earth.
It's also half the speed, so it's not comparable.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light.
It's one stop difference, and it can do that with a Tele. I raise your scientific miracle it's not nearly is capable at any aperture. Are you just a little childish here?
Not childish enough to assume that two lenses are comparable when one lens has twice the light gathering power of the other. In most cases, a teleconverter is a cheap substitute for using the right lens in the first place.
But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
I'm comparing technology, which is what was raised (and not by me). What's magic about F2.8? Nothing I don't think.
Perhaps you should.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
No, I responded to the claim. I'm the responder not the raiser.
OK, they are smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies and have just noticeably better image quality. I condensed it a bit too much.
I don't think anyone else has claimed 'RF leads are better than equivalent EF lenses and smaller'. Why make stuff up.

Also it's easily proved to not always be true so it wouldn't be the most logical thing to claim if one had the facts to hand. Can the RF F2.8 70-200 fit on an EF and RF mount? No.
The OP wasn't considering a DSLR.
Can it accept a Tele? no
Doesn't need to with that 100-400mm at less than the combined price of the two extenders. As you said, that's a party trick and you know what I think about party tricks.
Can it maintain a constant length when zooming and focussing? No.
Again, unless you're in a confined space or the window seat of an airliner, does it need to? It's not as if the nodal points and the entry pupil don't move as you focus and zoom a fixed length zoom.
I don't follow the train of your thought, and I'm sorry I don't.
It's very simple.
  1. The RF 70-200mm f/2.8 is a lot smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies than the EF model and has just noticeably better image quality. (It's also quite a bit smaller and lighter than the OP's near enough half-frame 50-140mm f/2.8 and effectively over a stop faster but that's by the by.)
  2. The EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. That's why Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering".
  3. You can argue until you're blue in the face that the f/4 EF lens is a little lighter (by just under 1/6th if you include the bit that makes it work as a lens on RF mount), but that lens is half the speed of the RF lens being considered, so it's not really comparable. The RF lens comparable to that EF one is even smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies.
  4. Teleconverters are irrelevant if, like us, you have access to a 100-500mm or 100-400mm lens. I, for one, would rather have the much smaller packed size than the party trick.
  5. Fixed length zooms don't offer me any advantages. Lensrentals find they attract just as much internal dirt as tromboning ones and they're constantly much the same size as the longest extent of the normal ones. (As an aside, only one of my seven zoom lenses is a constant length; that just wasn't a consideration when I bought them or they came with various cameras.)
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
So you can see its changed? that's the thread we are in and have been in.

Q is short for question.
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
Will this be the end?

Being very rude, horrible, trying to make fun of others, throwing insults is a summary of your interaction here.

Simply, it's a disgrace and it's embarrassing to read your words.

...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
The lens is the lens fella. You are being mighty odd.
The adapter is an integral part of the lens if you're using it on RF mount. It would be mighty odd to try to use it without.
I agreed with you and the lens IS that big chunk lighter. It doesn't suddenly change shape, volume, weight here in Earth.
It's also half the speed, so it's not comparable.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light.
It's one stop difference, and it can do that with a Tele. I raise your scientific miracle it's not nearly is capable at any aperture. Are you just a little childish here?
Not childish enough to assume that two lenses are comparable when one lens has twice the light gathering power of the other. In most cases, a teleconverter is a cheap substitute for using the right lens in the first place.
But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
I'm comparing technology, which is what was raised (and not by me). What's magic about F2.8? Nothing I don't think.
Perhaps you should.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
No, I responded to the claim. I'm the responder not the raiser.
OK, they are smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies and have just noticeably better image quality. I condensed it a bit too much.
I don't think anyone else has claimed 'RF leads are better than equivalent EF lenses and smaller'. Why make stuff up.

Also it's easily proved to not always be true so it wouldn't be the most logical thing to claim if one had the facts to hand. Can the RF F2.8 70-200 fit on an EF and RF mount? No.
The OP wasn't considering a DSLR.
Can it accept a Tele? no
Doesn't need to with that 100-400mm at less than the combined price of the two extenders. As you said, that's a party trick and you know what I think about party tricks.
Can it maintain a constant length when zooming and focussing? No.
Again, unless you're in a confined space or the window seat of an airliner, does it need to? It's not as if the nodal points and the entry pupil don't move as you focus and zoom a fixed length zoom.
I don't follow the train of your thought, and I'm sorry I don't.
It's very simple.
  1. The RF 70-200mm f/2.8 is a lot smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies than the EF model and has just noticeably better image quality. (It's also quite a bit smaller and lighter than the OP's near enough half-frame 50-140mm f/2.8 and effectively over a stop faster but that's by the by.)
  2. The EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. That's why Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering".
  3. You can argue until you're blue in the face that the f/4 EF lens is a little lighter (by just under 1/6th if you include the bit that makes it work as a lens on RF mount), but that lens is half the speed of the RF lens being considered, so it's not really comparable. The RF lens comparable to that EF one is even smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies.
  4. Teleconverters are irrelevant if, like us, you have access to a 100-500mm or 100-400mm lens. I, for one, would rather have the much smaller packed size than the party trick.
  5. Fixed length zooms don't offer me any advantages. Lensrentals find they attract just as much internal dirt as tromboning ones and they're constantly much the same size as the longest extent of the normal ones. (As an aside, only one of my seven zoom lenses is a constant length; that just wasn't a consideration when I bought them or they came with various cameras.)
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
So you can see its changed? that's the thread we are in and have been in.

Q is short for question.
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
Will this be the end?

Being very rude, horrible, trying to make fun of others, throwing insults is a summary of your interaction here.

Simply, it's a disgrace and it's embarrassing to read your words.
I'm sorry if you thought I was being very rude, but I thought you were a very intelligent man being deliberately obtuse and straying a long way from the original point of the thread to no very good purpose. I was reacting your tone, but should not have responded in kind and I'm sorry for that. But you still haven't answered any of the five points I made in the post you just replied to.
...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
The lens is the lens fella. You are being mighty odd.
The adapter is an integral part of the lens if you're using it on RF mount. It would be mighty odd to try to use it without.
I agreed with you and the lens IS that big chunk lighter. It doesn't suddenly change shape, volume, weight here in Earth.
It's also half the speed, so it's not comparable.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light.
It's one stop difference, and it can do that with a Tele. I raise your scientific miracle it's not nearly is capable at any aperture. Are you just a little childish here?
Not childish enough to assume that two lenses are comparable when one lens has twice the light gathering power of the other. In most cases, a teleconverter is a cheap substitute for using the right lens in the first place.
But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
I'm comparing technology, which is what was raised (and not by me). What's magic about F2.8? Nothing I don't think.
Perhaps you should.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
No, I responded to the claim. I'm the responder not the raiser.
OK, they are smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies and have just noticeably better image quality. I condensed it a bit too much.
I don't think anyone else has claimed 'RF leads are better than equivalent EF lenses and smaller'. Why make stuff up.

Also it's easily proved to not always be true so it wouldn't be the most logical thing to claim if one had the facts to hand. Can the RF F2.8 70-200 fit on an EF and RF mount? No.
The OP wasn't considering a DSLR.
Can it accept a Tele? no
Doesn't need to with that 100-400mm at less than the combined price of the two extenders. As you said, that's a party trick and you know what I think about party tricks.
Can it maintain a constant length when zooming and focussing? No.
Again, unless you're in a confined space or the window seat of an airliner, does it need to? It's not as if the nodal points and the entry pupil don't move as you focus and zoom a fixed length zoom.
I don't follow the train of your thought, and I'm sorry I don't.
It's very simple.
  1. The RF 70-200mm f/2.8 is a lot smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies than the EF model and has just noticeably better image quality. (It's also quite a bit smaller and lighter than the OP's near enough half-frame 50-140mm f/2.8 and effectively over a stop faster but that's by the by.)
  2. The EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. That's why Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering".
  3. You can argue until you're blue in the face that the f/4 EF lens is a little lighter (by just under 1/6th if you include the bit that makes it work as a lens on RF mount), but that lens is half the speed of the RF lens being considered, so it's not really comparable. The RF lens comparable to that EF one is even smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies.
  4. Teleconverters are irrelevant if, like us, you have access to a 100-500mm or 100-400mm lens. I, for one, would rather have the much smaller packed size than the party trick.
  5. Fixed length zooms don't offer me any advantages. Lensrentals find they attract just as much internal dirt as tromboning ones and they're constantly much the same size as the longest extent of the normal ones. (As an aside, only one of my seven zoom lenses is a constant length; that just wasn't a consideration when I bought them or they came with various cameras.)
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
So you can see its changed? that's the thread we are in and have been in.

Q is short for question.
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
Will this be the end?

Being very rude, horrible, trying to make fun of others, throwing insults is a summary of your interaction here.

Simply, it's a disgrace and it's embarrassing to read your words.
I'm sorry if you thought I was being very rude, but I thought you were a very intelligent man being deliberately obtuse and straying a long way from the original point of the thread to no very good purpose. I was reacting your tone, but should not have responded in kind and I'm sorry for that. But you still haven't answered any of the five points I made in the post you just replied to.
Your rudeness, actually becoming personal on more than one occasion shouldn't happen.

My point was to challenge a point that the RF lens was a miracle of science. No more no less. The challenge stands strong and firm and I add Fred Miranda to the evidence.

The OP did /does utilise a Tele and it's reasonable to point out that the EF lens can allow that and the RF cannot.

Your points are not questions and are wrong, or at least one is. You try and tell me what is irrelavant to me, that cannot be right. Even if you guessed right (you didn't) it's not really cricket. The RF100-500 has a design flaw, and that is it's lack of full compliance with a Tele. It's such that we hadn't upgraded two EF100-400ii because of it. Canon made it's choices but I'm not happy with them on this occasion. The poor compatibility will be an issue for me as long as I own it, but it does offer some advantages which I will accept with risk. It's also not a light gathering improvement which makes investment a little more difficult. A mildly funny thing is I got an email from MPB saying my lens (100-400) was worth more than my estimate. Only gone and left the Tele on it - so little is it taken off.

R2, who absolutely loves his spends his time at the long end. I'm short end, long end and care less in the middle.

I don't understand some of your points sorry. What does better matched to mirrorless mean? It's a bad match if it can't accept a Tele and I absolutely need it to but the lens I have manages just fine. Here have this new expensive one that won't do the job.

I abide bullies and selfishness. Is it surprising I don't wish to have chit chat?

I do appreciate your message and happy to move on and forget it. We have different views and likely different needs and expectations for what we are trying to achieve. It sounds like portability is something very important to you. Forgive me I don't recall the body you use but I guess it reflects similar? I'm r5 with a grip as about as big as it gets.

...They can't even make it compatible with an extender. Seems like a step backwards as it's missing a key party trick.
A party trick wouldn't be a party trick if it were useful, it would be commonplace. An easily portable 70-200mm f/2.8 is something new.
If it was a step forward it wouldn't be a party trick. It was easily portable before so I don't quite follow. The ef f4 is 750g
780g according to Canon, plus the weight of the adapter if you want to use it on an R6 II.
That's essentially what I said. I don't think the type of R camera makes a difference. It's still significantly less than 1070g of the RF.
Nearly 900g on the camera versus 1070g is just over 15% lighter, not more than 25%, but it's a different class of lens in many ways. (The OP didn't consider either f/4 lens, despite using a lens in the same class that's 300g heavier than the RF version.)
That's true and the lens is 25% lighter.
Not when it's in a state where it's usable on an RF mount camera.
The lens is the lens fella. You are being mighty odd.
The adapter is an integral part of the lens if you're using it on RF mount. It would be mighty odd to try to use it without.
I agreed with you and the lens IS that big chunk lighter. It doesn't suddenly change shape, volume, weight here in Earth.
It's also half the speed, so it's not comparable.
Both show that the RF lens isn't the most lightweight (not my choice of metric) lens given an older lens is significantly lighter (more than 15% by your calculations using an adapter).
I would expect a 70-200mm f/4 lens to be a lot smaller and lighter than a 70-200mm f/2.8 lens. After all, it's not nearly as capable in low light.
It's one stop difference, and it can do that with a Tele. I raise your scientific miracle it's not nearly is capable at any aperture. Are you just a little childish here?
Not childish enough to assume that two lenses are comparable when one lens has twice the light gathering power of the other. In most cases, a teleconverter is a cheap substitute for using the right lens in the first place.
But you're not comparing like with like. You should be comparing the EF and RF 70-200mm f/2.8 lenses.
I'm comparing technology, which is what was raised (and not by me). What's magic about F2.8? Nothing I don't think.
Perhaps you should.
You will see the title is changed and my points are against the comment that this rf70-200 is some miracle of science. Categorically it's simple to show it isn't.

If the OP is after a miracle of science (I didn't raise this) then I don't believe this lens is an accurate representation of said miracle.
You were the first person to use that phrase. All anybody else has claimed is that the RF lenses are better than and a good deal smaller than the equivalent EF lenses.
No, I responded to the claim. I'm the responder not the raiser.
OK, they are smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies and have just noticeably better image quality. I condensed it a bit too much.
I don't think anyone else has claimed 'RF leads are better than equivalent EF lenses and smaller'. Why make stuff up.

Also it's easily proved to not always be true so it wouldn't be the most logical thing to claim if one had the facts to hand. Can the RF F2.8 70-200 fit on an EF and RF mount? No.
The OP wasn't considering a DSLR.
Can it accept a Tele? no
Doesn't need to with that 100-400mm at less than the combined price of the two extenders. As you said, that's a party trick and you know what I think about party tricks.
Can it maintain a constant length when zooming and focussing? No.
Again, unless you're in a confined space or the window seat of an airliner, does it need to? It's not as if the nodal points and the entry pupil don't move as you focus and zoom a fixed length zoom.
I don't follow the train of your thought, and I'm sorry I don't.
It's very simple.
  1. The RF 70-200mm f/2.8 is a lot smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies than the EF model and has just noticeably better image quality. (It's also quite a bit smaller and lighter than the OP's near enough half-frame 50-140mm f/2.8 and effectively over a stop faster but that's by the by.)
  2. The EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. That's why Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering".
  3. You can argue until you're blue in the face that the f/4 EF lens is a little lighter (by just under 1/6th if you include the bit that makes it work as a lens on RF mount), but that lens is half the speed of the RF lens being considered, so it's not really comparable. The RF lens comparable to that EF one is even smaller, lighter, better stabilised, better balanced and matched to the mirrorless bodies.
  4. Teleconverters are irrelevant if, like us, you have access to a 100-500mm or 100-400mm lens. I, for one, would rather have the much smaller packed size than the party trick.
  5. Fixed length zooms don't offer me any advantages. Lensrentals find they attract just as much internal dirt as tromboning ones and they're constantly much the same size as the longest extent of the normal ones. (As an aside, only one of my seven zoom lenses is a constant length; that just wasn't a consideration when I bought them or they came with various cameras.)
1000 to 750 is about 25%.
, more than 25% less than the RF F2.8.
Less than a sixth lighter, 50mm longer at 70mm and half the speed.
Your point was about weight and progress. It's heavier, by quite a bit.

At 200mm is is a great deal smaller? No.
Again, a different class of lens. How many people seriously considering a BMW M5 would prefer a 3 series? And why would anyone put it in a bag set to 200mm anyway?
With either the EF F2.8 or F4 one doesn't care what the focal length needs to be set to. You can walk around with it at any F length and the body doesn't change size. Miracle of science perhaps. So why anyway, because you can.
Not a miracle of science, more a lens that's bigger than it needs to be.
I have zero idea how BMW series fit into this conversation and look to be an inaccurate distraction.
I'm not surprised.
The EF f/2.8 lens mounted on an R series camera is 75mm longer and 530g heavier than the RF equivalent. If that's easily portable, then the RF lens is ultraportable.
And the f4 is in the much better world. So why wouldn't I use that if the weight is the decider?
For you, using the EF lenses, weight doesn't even seem to be a consideration. I personally am more inclined to the f/4 RF lens but I'm not the OP and no longer have his interest in photographing children's sport.
Incorrect. The RF misses a vital feature which leaves me with little choice. That's it's inability to host a Tele.
I don't need a 70-200mm lens to take a teleconverter, I've got a 100-400mm for that already.
The EF f/4 lens is 77mm longer and 180g (25%) heavier on the camera than the RF f/4 lens, but that's irrelevant as the OP wanted an improvement on the Fuji kit not a near equivalent.
My point is to provide reflection regarding your comment about the advanced of this lens. I disagree, and can continue to provide verifiable evidence.

One thing that F4 70-200 Ef can do, aside from being lighter is be 210mm, or 280mm.

It can't be as short in physical packaway size as the RF lens.

It is much less expensive.

The RF world has gaps, I hope the filling continues.
I mentioned it due to the 50-140 with Tele on a crop.

A 1.4x on a 70-200 would seem to have some comparison.
I would lose the 1.4x about 300mm equivalent with the Canon RF not compatible with the 1.4x teleconverters. I do use the 1.4x on the Fujifilm 50-140 (x1.5 crop factor).
That would be the equivalent of 105-300mm f/6 (⅓ stop slower to ½ of a stop faster over that range of the RF 100-400mm), taking the Fujifilm 1.5× crop factor into account.
Is the Fuji not the same size sensor as the R7 or are they slightly different? (Small digression).
23.5×15.6mm instead of 22.3×14.9mm, but the OP wasn't considering the R7. (The R6 II the OP was considering is within mm of the size of the X and 10g heavier.)
I was interested why it isn't a 1.6x crop like the R7. What the OP asked isn't relevant to my question and I added the admission in brackets. That is still the case.
Well now you know why it isn't a 1.6x crop - Canon famously have smaller APS-C sensors than everybody else. (Mind you, all APS-C sensors are smaller than the original 25×16.7mm APS-C crop from the APS film size.)
Looks to be a 10.3% difference in active pixel area. I wonder why the different choices.
And it's quite a bit bigger and heavier than either the RF 70-200mm or 100-400mm lenses, though the lens plus TC is smaller than the pair of Canon lenses, and the outfit is ⅔ the price. It looks as if you get what you pay for in this case. Or at least, you don't get what you don't pay for.
In what sense sorry?

The background to the discussion is the wish to move from R5 to R7.
The title of the thread is R6 II vs Fujifilm X-H2S.
The thread has NOT rigidly stuck to the title in bold helps.
So why not move to Fuji? And then why not to 200MP Samsung and a spotting scope (couldn't think of anything further to the right).
The title of the thread is R6 II vs Fujifilm X-H2S.
That doesn't answer my question. The background is a number of members using the R7 for small birds.
The background is that the OP asked (and I quote) "I have started to shoot some night sports games. It's my children's sports and not professional. My question is would I see much improvement in image quality (mainly noise) and auto-focus improvement by going from X-H2S to a Canon R6 II.

My current Fuji set up is X-H2S, 16-55mm F2.8, 50-140mm F2.8 and a 1.4x teleconverter.
"

It's not a question about moving to Fujifilm or a smartphone, it's a question about moving to the R6 II and RF (not EF) lenses.
Okay, that's the start, and it hasbt rigidly stuck to that (not atypical). Pease post the title of the thread for me. Would you be so kind (and a bit less unpleasant).
The title of the original thread was R6 II vs Fujifilm X-H2S. Your title is Re: R6 II vs Fujifilm X-H2S & Q. What is Q?
So you can see its changed? that's the thread we are in and have been in.

Q is short for question.
Why not full frame plus 1.4x? ( Line the R62)

The Fuji, with 40MP has a pixel density advantage over both the above.

The furthest concept to the right I could think of is the pixel density of a 200MP Samsung sensor and as it does not have a lens mount then something a bird spotted should use.

The higher order question is what is the key driver? Pixel density or something else and that is very linked to this OPs question.
I have the 100-400mm and am debating whether I need a 70-200mm as well. The thing is, the EF 70-200mm f/2.8 + my mount adapter + my EF Extender 1.4 together come to slightly, but noticeably, more weight than the RF 70-200mm f/2.8 + my RF 100-400mm together. I'm also wondering whether there would be any occasions where I would need 70-200mm and 100-280mm or 140-400mm at the same time.
So we use the ef 70-200 2.8 and 100-400II both with and without extenders a lot. The RF100-500 is much lighter, made closer to the body but haven't immediately thought it's a big reason to have it. Being able to move across such a ratio of focal lengths is helpful to us. Loosing light is a problem.

100-300f2.8 with built in Tele may solve it but doesn't exist.

I think your self question is really key to you. It always ends up quite personal, requirements based and not just about specifications of equipment.
 
Will this be the end?

Being very rude, horrible, trying to make fun of others, throwing insults is a summary of your interaction here.

Simply, it's a disgrace and it's embarrassing to read your words.
I'm sorry if you thought I was being very rude, but I thought you were a very intelligent man being deliberately obtuse and straying a long way from the original point of the thread to no very good purpose. I was reacting your tone, but should not have responded in kind and I'm sorry for that. But you still haven't answered any of the five points I made in the post you just replied to.
Your rudeness, actually becoming personal on more than one occasion shouldn't happen.
It shouldn't have happened, but neither should your general and personal insults and rudeness have happened.
My point was to challenge a point that the RF lens was a miracle of science. No more no less. The challenge stands strong and firm and I add Fred Miranda to the evidence.
Nobody said that the RF lens was a miracle of science. Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering". I think that the designers stuck to the engineering brief very well; you disagree with the brief in the first place. You need to quote the unspecified evidence from Fred Miranda, nobody's going to search for it.
The OP did /does utilise a Tele and it's reasonable to point out that the EF lens can allow that and the RF cannot.
It is. Once.
Your points are not questions and are wrong, or at least one is. You try and tell me what is irrelavant to me, that cannot be right.
Call me unimaginative if you like, but I still don't see why you would want to use an extender to convert a 70-200mm f/2.8 into a 140-400mm f/5.6 when you already have two 100-400mm f/4.5-5.6L lenses available. Perhaps the 200-800mm f/6.3-9 would be a better fit for you as that one will take either RF extender.
Even if you guessed right (you didn't) it's not cricket. The RF100-500 has a design flaw, and that is it's lack of full compliance with a Tele. It's such that we hadn't upgraded two EF100-400ii because of it. Canon made it's choices but I'm not happy with them on this occasion. The poor compatibility will be an issue for me as long as I own it, but it does offer some advantages which I will accept with risk. It's also not a light gathering improvement which makes investment a little more difficult. A mildly funny thing is I got an email from MPB saying my lens (100-400) was worth more than my estimate. Only gone and left the Tele on it - so little is it taken off.
Maybe the optical designers never considered that people would want to use an extender to achieve a focal length within the normal range of the zoom. I'd put that one down to a lack of imagination rather than an actual flaw. (The RF lens design flaw that annoys me most is the lens cap that will only go on in one orientation. Particularly as it's a mistake Canon made in 1979 and corrected in 1987.)

Your mildly funny thing does sound as if you need a 200-800mm zoom rather than a 100-500mm though. It should pair seamlessly with an RF 70-200mm zoom.
R2, who absolutely loves his spends his time at the long end. I'm short end, long end and care less in the middle.

I don't understand some of your points sorry. What does better matched to mirrorless mean?
It means, among other things, that it's better balanced and weighted, cooperates better with the IBIS and understands the high speed RF protocol.
It's a bad match if it can't accept a Tele and I absolutely need it to but the lens I have manages just fine. Here have this new expensive one that won't do the job.

I abide bullies and selfishness. Is it surprising I don't wish to have chit chat?
I can't abide them myself. Some examples in this thread for instance;

Repeatedly bringing in comparisons to a lens in a different class, even after being repeatedly told that lens was not comparable. Sneering at an illustration using comparisons with two different classes of motor cars.

"What's magic about F2.8? Nothing I don't think." when the difference of class was pointed out for the second time. I'm acutely aware of the difference made by halving the power of something.

"The background to the discussion is the wish to move from R5 to R7. So why not move to Fuji?" The thread was about moving from Fuji to the Canon R6 II.

"That doesn't answer my question. The background is a number of members using the R7 for small birds." In the same post. Birds had not been mentioned previously in the thread, the OP was talking about children's sports.

"The thread has NOT rigidly stuck to the title in bold helps." when the change of subject was immediately pointed out.

"The lens is the lens fella. You are being mighty odd.", again, when the weight discrepancy and difference of class was pointed out.

"Are you just a little childish here?"

There are quite a few more examples, but that's enough to show why I was short with you.
I do appreciate your message and happy to move on and forget it. We have different views and likely different needs and expectations for what we are trying to achieve. It sounds like portability is something very important to you. Forgive me I don't recall the body you use but I guess it reflects similar? I'm r5 with a grip as about as big as it gets.
 
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Will this be the end?

Being very rude, horrible, trying to make fun of others, throwing insults is a summary of your interaction here.

Simply, it's a disgrace and it's embarrassing to read your words.
I'm sorry if you thought I was being very rude, but I thought you were a very intelligent man being deliberately obtuse and straying a long way from the original point of the thread to no very good purpose. I was reacting your tone, but should not have responded in kind and I'm sorry for that. But you still haven't answered any of the five points I made in the post you just replied to.
Your rudeness, actually becoming personal on more than one occasion shouldn't happen.
It shouldn't have happened, but neither should your general and personal insults and rudeness have happened.
I haven't insulted anyone. Perhaps if I was an RF70-200 I may be a little 😁

Lying isn't going to help or trying to continue to be quite unpleasant.

The steps forward look like it's worse than ever. I'm gobsmacked. Why not just be nice?
My point was to challenge a point that the RF lens was a miracle of science. No more no less. The challenge stands strong and firm and I add Fred Miranda to the evidence.
Nobody said that the RF lens was a miracle of science. Alastair said "The RF 70-200 is simply a marvel of optical and physical engineering"
Engineering is based on science, I compressed the words. Sentiment is the same.

I oppose this view and Fred doesn't think the optics are so marvelous either.

Let's end here please and move on.
 

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