300 f2.8 IS L II plus 2x Mk.III better than 100-400 f4.5/5.6 IS L?

Started Feb 24, 2013 | Discussions thread
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birdbrain
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300 f2.8 IS L II plus 2x Mk.III better than 100-400 f4.5/5.6 IS L?
Feb 24, 2013

It should be but is there anyone using the new 300 f2.8 with the MkIII 2x converter? I was wondering what the IQ and AF were like, worse or better than the 100-400?

Is the 300 MkII easy to hand hold?

Any input would be gratefully received.

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Phil
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Sony RX100 II Canon EOS 7D Canon EOS 6D Canon EF 16-35mm f/2.8L II USM Canon EF 100-400mm f/4.5-5.6L IS USM +16 more
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