Canon EOS 600D vs. Nikon D5100 vs. Sony SLT-A55

Side by side
3 cameras compared
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Feb 7, 2011
Apr 5, 2011
Aug 24, 2010
 
Compact SLR
Compact SLR
Compact SLR
 
5184 x 3456
4928 x 3264
4912 x 3264
5184 x 2912, 4608 x 3456,3456 x 3456, 3456 x 2304, 3456 x 1944, 3072 x 2304, 2592 x 1728, 2592 x 1456, 2304 x 1728, 2304 x 2304, 1920 x 1280, 1920 x 1080, 1728 x 1728, 1696 x 1280, 1280 x 1280, 720 x 480, 720 x 400, 640 x 480, 480 x 480
3696 x 2448, 2464 x 1632
3568 x 2368, 3568 x 2368, 2448 x 1624, 2448 x 1376
1:1, 4:3, 3:2, 16:9
3:2
3:2, 16:9
18 megapixels
16 megapixels
16 megapixels
19 megapixels
 
17 megapixels
APS-C (22.3 x 14.9 mm)
APS-C (23.6 x 15.7 mm)
APS-C (23.5 x 15.6 mm)
CMOS
CMOS
CMOS
Digic 4
Expeed 2
Bionz
 
Auto, 100, 200, 400, 800, 1600, 3200, 6400, (12800 with boost)
Auto, 100- 6400 (plus 12800, 25600 with boost)
Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800, (25600 with boost)
12800
25600
25600
6
12
6
Yes
Yes (5)
Yes (1)
No
No
Sensor-shift
RAW
RAW
RAW
Fine, Normal
Fine, Normal, Basic
Fine, Normal
 
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Selective single-point
  • Single
  • Continuous
  • Face Detection
  • Live View
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Center
  • Selective single-point
  • Tracking
  • Single
  • Continuous
  • Face Detection
  • Live View
  • Phase Detect
  • Multi-area
  • Selective single-point
  • Single
  • Continuous
  • Face Detection
  • Live View
Yes (3-10x )
No
No
Yes
Yes
Yes
9
11
15
Canon EF/EF-S
Nikon F
Sony/Minolta Alpha
1.6×
1.5×
1.5×
 
Fully articulated
Fully articulated
Fully articulated
3
3
3
1,040,000
921,000
921,000
No
No
No
TFT color LCD, liquid-crystal monitor
TFT LCD monitor
 
Yes
Yes (With contrast-detect AF, face detection and subject tracking)
Yes
Optical (pentamirror)
Optical (pentamirror)
Electronic
95%
95%
100%
0.85× (0.53× 35mm equiv.)
0.78× (0.52× 35mm equiv.)
1.1× (0.73× 35mm equiv.)
 
 
1,150,000
 
30 sec
30 sec
30 sec
1/4000 sec
1/4000 sec
1/4000 sec
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes (Pop-up)
Yes (Pop-up)
Yes (Pop-up)
13.00 m
12.00 m (at ISO 100)
10.00 m (@ ISO 100)
Yes (Hot-shoe, Wireless plus Sync connector)
Yes (Hot-shoe)
Yes (Hot-shoe, Wireless)
Auto, On, Off, Red-eye
Auto, On, Off, Red-eye, Slow sync, Rear curtain
Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
3.7 fps
4.0 fps
10.0 fps
Yes (2 sec or 10 sec)
Yes (2, 5, 10 or 20 sec)
Yes (2 or 10 sec)
  • Multi
  • Center-weighted
  • Spot
  • Partial
  • Multi
  • Center-weighted
  • Spot
  • Multi
  • Center-weighted
  • Spot
±5 (at 1/3 EV, 1/2 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
±2 (at 1/3 EV steps)
±2 (3 frames at 1/3 EV, 1/2 EV steps)
±2 (3 frames at 1/3 EV, 1/2 EV steps)
(3 frames at 1/3 EV, 2/3 EV steps)
Yes (3 frames in either blue/amber or magenta/green axis)
Yes (3 frames in either blue/amber or magenta/green axis)
Yes (Lo 10 mired or Hi 20 mired)
 
1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps)
1920 x 1080 (30, 25, 24 fps), 1280 x 720 (30, 25, 24 fps), 640 x 424 (30, 25 fps)
1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
MPEG-4, H.264
MPEG-4
MPEG-4, AVCHD, H.264
Mono
Mono
Stereo
Mono
Mono
None
 
SD/SDHC/SDXC
SD/SDHC/SDXC
SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
None
 
 
 
USB 2.0 (480 Mbit/sec)
USB 2.0 (480 Mbit/sec)
USB 2.0 (480 Mbit/sec)
Yes (HDMI mini)
Yes (Mini Type C)
Yes (Mini Type C)
 
Yes
 
 
No
 
Eye-Fi Connected
Eye-Fi Connected
Eye-Fi Connected
Yes (E3 connector, InfraRed)
Yes (Optional ML-L3)
Yes (Optional)
 
No
No
No
Battery Pack
Battery Pack
Battery Pack
Lithium-Ion LP-E8 rechargeable battery & charger
Lithium-Ion EN-EL14 rechargeable battery & charger
Rechargeable NP-FW50 battery & charger
440
 
 
570 g (1.26 lb / 20.11 oz)
560 g (1.23 lb / 19.75 oz)
500 g (1.10 lb / 17.64 oz)
133 x 100 x 80 mm (5.24 x 3.94 x 3.15)
128 x 97 x 79 mm (5.04 x 3.82 x 3.11)
124 x 92 x 85 mm (4.88 x 3.62 x 3.35)
 
Yes
Yes
Yes
Yes (by USB cable and PC)
Yes
 
None
Optional
Built-in
 
GP-1