Camera Rocket Review Our evaluation of A7 vs 5D Mark II

Image Quality

RAW image quality independent of lens

DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

Focus lag, cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

Reviews from sonyalpharumors.com, imaging-resource.com, 1001noisycameras.com and 5 more

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Winner
Sony A7 

Camera Rocket recommends the Sony A7  based on its image quality and focusing.

See full details

Benchmarks Real world tests of Sony A7 vs EOS 5D Mark II

Low light image quality Highest ISO setting that still achieves great image quality

Sony A7
2,449 ISO
EOS 5D Mark II
1,815 ISO

Focus lag Delay between fully pressing shutter to image capture

Sony A7
221 ms

Shutter lag Delay to take a photo when prefocused

Sony A7
53 ms

Startup delay Delay from power on to first photo

Sony A7
1,700 ms

Continuous shooting Delay between fully pressing shutter to image capture

Sony A7
5 fps
EOS 5D Mark II
3.9 fps

Battery life How many photos per battery charge (CIPA)

Sony A7
340 photos
EOS 5D Mark II
850 photos

Features Key features of the Sony A7  vs EOS 5D Mark II 

Megapixels Maximum resolution images are captured at

Sony A7
24 MP

Max ISO Maximum light sensitivity of the sensor

Sony A7
25,600 ISO
EOS 5D Mark II
25,600 ISO

Focus points How many different points the camera can focus on

Screen size Larger screens make it easier to preview and review photos

Viewfinder size Large viewfinders are brighter and more comfortable to use

Sony A7
0.71x

Pixel size How much area of the sensor is dedicated to each pixel

Sony A7
35.7 microns
EOS 5D Mark II
41.1 microns

Reviews Word on the street

Sony A7  vs EOS 5D Mark II 

8.0
7.9

8.3
8.2
The A7 incorporates the lower-resolution sensor in order to use Sony's hybrid autofocus system; Sony says that it couldn't put the phase-detection pixels on the 36-megapixel sensor for the A7R.
Sony A7

Overall

8.4 Out of 10
8.7 Out of 10

Specifications Full list of technical specs

sensor

Sony A7  vs
EOS 5D Mark II 
Type CMOS CMOS
Megapixels 24 MP 21 MP
Resolution 6000 x 4000 5616 x 3744
Size Full frame Full frame
Area 35.8 x 23.9 mm 36 x 24 mm
Crop factor 1.0x 1.0x
Pixel size 35.7 microns 41.1 microns
Light sensitivity 100 ISO to 25,600 ISO 100 ISO to 6,400 ISO
Light sensitivity (Boost) 100 ISO to 25,600 ISO 50 ISO to 25,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes

focus system

Type Hybrid detection Phase detection
Focus points 117 9
Cross type focus points 25 1
Supports continuous Yes No

viewfinder

Viewfinder mirror None Opaque
Viewfinder Yes Yes
Type Electronic Pentaprism
Coverage 100% 98%
Magnification 0.71x 0.71x
Viewfinder size 0.71x 0.71x

performance

Max continuous shooting 5 fps 3.9 fps
Battery life 340 850
Continuous shooting
3.9 fps, JPEG
5 fps
Focus lag 221 ms 206 ms
Shutter lag 53 ms 82 ms
Startup delay 1,700 ms 400 ms

video

Sony A7  vs
EOS 5D Mark II 
Video 1920 x 1080 @ 60 fps 1920 x 1080 @ 30 fps
Shoots video in 24p Yes Yes
Shoots high speed video No No
External mic jack 3.5mm 3.5mm
Autofocus while shooting video Phase detection Manual
Autofocus type Phase detection N/A
Autofocus supports continuous Yes N/A

display

Type LCD LCD
Size 3" 3"
Resolution 1,229 k dots 920 k dots
Has a touch screen No No
Has a flip out screen Yes No
Supports live view Yes Yes

shutter

Min 30 s 30 s
Max 1/8000 s 1/8000 s

form factor

Size 127 x 94 x 48 mm 152 x 114 x 75 mm
Thickness 48 mm 75 mm
Weight 417 g 850 g
Is weather sealed Yes Yes

features

Includes a GPS No No
Supports HDR Yes No
Automatic panorama Yes No
Create realistic 3D images No No
Image stabilization
Sony A7
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Canon EOS 5D Mark II
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