Camera Rocket Review Our evaluation of A7S vs D700

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 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?

Sony A7S
n.d.
Reviews from sonyalpharumors.com, imaging-resource.com and dpreview.com

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Winner
Nikon D700 

Camera Rocket recommends the Nikon D700  based on its responsiveness.

See full details

Benchmarks Real world tests of Sony A7S vs Nikon D700

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

Sony A7S
2,993 ISO
Nikon D700
2,303 ISO

Focus lag Delay between fully pressing shutter to image capture

Sony A7S
178 ms
Nikon D700
197 ms

Shutter lag Delay to take a photo when prefocused

Sony A7S
24 ms
Nikon D700
45 ms

Startup delay Delay from power on to first photo

Sony A7S
2,000 ms
Nikon D700
400 ms

Continuous shooting Delay between fully pressing shutter to image capture

Sony A7S
5 fps
Nikon D700
5 fps

Battery life How many photos per battery charge (CIPA)

Sony A7S
320 photos
Nikon D700
1,000 photos

Features Key features of the Sony A7S  vs Nikon D700 

Megapixels Maximum resolution images are captured at

Sony A7S
12.4 MP
Nikon D700
12.1 MP

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 A7S
0.71x
Nikon D700
0.72x

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

Sony A7S
69.1 microns
Nikon D700
71.4 microns

Specifications Full list of technical specs

sensor

Sony A7S  vs
Nikon D700 
Type Exmor R CMOS CMOS
Megapixels 12.4 MP 12.1 MP
Resolution 4064 x 3048 4256 x 2832
Size Full frame Full frame
Area 35.8 x 23.9 mm 36 x 23.9 mm
Crop factor 1.0x 1.0x
Pixel size 69.1 microns 71.4 microns
Light sensitivity 100 ISO to 409,600 ISO 200 ISO to 6,400 ISO
Light sensitivity (Boost) None 100 ISO to 25,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor No Yes

focus system

Type Contrast detection Phase detection
Focus points 25 51
Supports continuous Yes No

viewfinder

Viewfinder mirror None Opaque
Viewfinder Yes Yes
Type Electronic Pentaprism
Coverage 100% 95%
Magnification 0.71x 0.72x
Viewfinder size 0.71x 0.72x

performance

Max continuous shooting 5 fps 5 fps
Battery life 320 1,000
Continuous shooting
5 fps, JPEG
5 fps
Focus lag 178 ms 197 ms
Shutter lag 24 ms 45 ms
Startup delay 2,000 ms 400 ms

video

Sony A7S  vs
Nikon D700 
Video 1920 x 1080 @ 60 fps None
Shoots video in 24p Yes N/A
Shoots high speed video No N/A
External mic jack 3.5mm N/A
Autofocus while shooting video Manual N/A
Autofocus type N/A N/A
Autofocus supports continuous N/A N/A

display

Type LCD LCD
Size 3" 3"
Resolution 921 k dots 922 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 126.9 x 94.4 x 48.2 mm 147 x 123 x 77 mm
Thickness 48.2 mm 77 mm
Weight 489 g 1,074 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 A7S
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Nikon D700
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