Camera Rocket Review Our evaluation of A99 vs 1Ds Mark III

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 points

Responsiveness

How much delay is there between you and your photo?

continuous shooting

Reviews

What do the experts think?

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

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Winner
Canon EOS 1Ds Mark III 

Camera Rocket recommends the Canon EOS 1Ds Mark III  based on its focusing and reviews.

See full details

Benchmarks Real world tests of SLT A99 vs EOS 1Ds Mark III

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

SLT A99
1,555 ISO
EOS 1Ds Mark III
1,663 ISO

Resolution Results from photos of standard resolution charts

SLT A99
2,900 LPH
EOS 1Ds Mark III
2,100 LPH

Focus lag Delay between fully pressing shutter to image capture

SLT A99
127 ms

Startup delay Delay from power on to first photo

SLT A99
700 ms

Continuous shooting Delay between fully pressing shutter to image capture

Battery life How many photos per battery charge (CIPA)

SLT A99
500 photos
EOS 1Ds Mark III
1,800 photos

Features Key features of the SLT A99  vs EOS 1Ds Mark III 

Megapixels Maximum resolution images are captured at

Max ISO Maximum light sensitivity of the sensor

SLT A99
25,600 ISO
EOS 1Ds Mark III
3,200 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

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

SLT A99
35.8 microns
EOS 1Ds Mark III
41.1 microns

Reviews Word on the street

SLT A99  vs EOS 1Ds Mark III 

8.3
8.9
Colors are extremely accurate and, as mentioned above, the automatic white balance system does a great job of keeping color neutral across a wide range of lighting.
EOS 1Ds Mark III

Specifications Full list of technical specs

sensor

SLT A99  vs
EOS 1Ds Mark III 
Type EXMOR CMOS
Megapixels 24 MP 21 MP
Resolution 6000 x 4000 5616 x 3744
Size Full frame Full frame
Area 35.8 x 24 mm 36 x 24 mm
Crop factor 1.0x 1.0x
Pixel size 35.8 microns 41.1 microns
Light sensitivity 100 ISO to 25,600 ISO 100 ISO to 1,600 ISO
Codecs
RAW
JPEG
Self cleaning sensor Yes Yes
Tested vertical resolution 2,900 LPH 2,100 LPH
Tested horizontal resolution 2,900 LPH 2,000 LPH

focus system

Type Phase detection Contrast detection
Focus points 19 45
Cross type focus points 11 19

viewfinder

Viewfinder mirror Translucent Opaque
Viewfinder Yes Yes
Type Electronic Pentaprism
Coverage 100% 100%
Magnification 0.71x 0.76x
Viewfinder size 0.71x 0.76x

performance

Max continuous shooting 6 fps 5 fps
Battery life 500 1,800
Continuous shooting
5 fps @ 5616 x 3744, JPEG, 56 shots
6 fps
Focus lag 127 ms 69 ms
Startup delay 700 ms 500 ms

video

SLT A99  vs
EOS 1Ds Mark III 
Video 1920 x 1080 @ 60 fps (17 Mbps, AVCHD, MPEG-4) 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 Phase detection N/A
Autofocus type Phase detection N/A
Autofocus supports continuous Yes N/A

display

Type LCD LCD
Size 3" 3"
Resolution 1,229 k dots 230 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 147 x 111 x 78 mm 150 x 160 x 80 mm
Thickness 78 mm 80 mm
Weight 812 g 1,385 g
Is weather sealed Yes Yes

features

Includes a GPS Yes No
Supports HDR Yes No
Automatic panorama Yes No
Create realistic 3D images No No
Image stabilization
Sensor shift
Sony SLT A99
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Canon EOS 1Ds Mark III
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