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Canon 5D MIII vs Sony A900

Portability
55
Imaging
68
Features
74
Overall
70
Canon EOS 5D Mark III front
 
Sony Alpha DSLR-A900 front
Portability
54
Imaging
67
Features
62
Overall
65

Canon 5D MIII vs Sony A900 Key Specs

Canon 5D MIII
(Full Review)
  • 22MP - Full frame Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 25600 (Increase to 102400)
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Canon EF Mount
  • 950g - 152 x 116 x 76mm
  • Introduced May 2012
  • Replaced the Canon 5D MII
  • Replacement is Canon 5D MIV
Sony A900
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Announced October 2008
  • Replacement is Sony A99
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Canon 5D MIII vs Sony A900 Overview

Here is a extended assessment of the Canon 5D MIII versus Sony A900, both Advanced DSLR cameras by manufacturers Canon and Sony. The image resolution of the 5D MIII (22MP) and the A900 (25MP) is very comparable and they use the exact same sensor dimensions (Full frame).

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The 5D MIII was released 3 years later than the A900 and that is a fairly big difference as far as camera tech is concerned. Each of these cameras come with the identical body type (Mid-size SLR).

Before getting through a in depth comparison, below is a short highlight of how the 5D MIII grades against the A900 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Canon 5D MIII over the Sony A900

 5D MIII A900 
AnnouncedMay 2012October 2008Fresher by 44 months
Display dimension3.2"3"Larger display (+0.2")
Display resolution1040k922kCrisper display (+118k dot)

Reasons to pick Sony A900 over the Canon 5D MIII

 A900 5D MIII 

Common features in the Canon 5D MIII and Sony A900

 5D MIII A900 
Focus manually More accurate focusing
Display typeFixed Fixed Fixed display
Selfie screen No selfie screen
Touch display No Touch display

Canon 5D MIII vs Sony A900 Physical Comparison

For anyone who is aiming to carry your camera, you'll need to factor in its weight and proportions. The Canon 5D MIII enjoys external measurements of 152mm x 116mm x 76mm (6.0" x 4.6" x 3.0") accompanied by a weight of 950 grams (2.09 lbs) whilst the Sony A900 has measurements of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") having a weight of 895 grams (1.97 lbs).

See the Canon 5D MIII versus Sony A900 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change dependant on the lens you have chosen at that moment. Here is the front view scale comparison of the 5D MIII versus the A900.

Canon 5D MIII vs Sony A900 size comparison

Taking into account size and weight, the portability score of the 5D MIII and A900 is 55 and 54 respectively.

Canon 5D MIII vs Sony A900 top view buttons comparison

Canon 5D MIII vs Sony A900 Sensor Comparison

Oftentimes, its tough to visualise the difference in sensor sizing merely by going through technical specs. The graphic below may provide you a clearer sense of the sensor sizing in the 5D MIII and A900.

As you have seen, both of the cameras have got the exact same sensor measurements but not the same megapixels. You can expect to see the Sony A900 to provide extra detail as a result of its extra 3 Megapixels. Greater resolution will also allow you to crop photos much more aggressively. The more recent 5D MIII will have an edge in sensor technology.

Canon 5D MIII vs Sony A900 sensor size comparison

Canon 5D MIII vs Sony A900 Screen and ViewFinder

Canon 5D MIII vs Sony A900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Canon 5D MIII
Portrait photography with Sony A900
80
you can focus manually
decent MP (22MP)
great sensor size (Full frame)
offers face detection focusing
saves RAW formats
72
has manual focus
MP count excellent (25MP)
sensor size is big (Full frame)
saves RAW formats
does not have liveview
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Street Comparison

Canon 5D MIII Street photography factors
Sony A900 Street photography factors
58
great sensor size (Full frame)
saves RAW formats
weather sealing
very good high ISO (25,600)
fixed screen
does not have image stabilization
more heavy than others (950g)
66
has image stabilization (Sensor based)
sensor size is big (Full frame)
saves RAW formats
weather sealing
fixed screen
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Sports Comparison

Canon 5D MIII Sports photography details
Sony A900 Sports photography details
71
high shutter speed (1/8,000s)
decent MP (22MP)
great sensor size (Full frame)
offers tracking autofocus
weather sealing
supports phase detect AF
continuous shooting slow (6.0 frames per second)
does not have image stabilization
71
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based)
MP count excellent (25 megapixels)
sensor size is big (Full frame)
weather sealing
sensor has phase detect AF
does not have liveview
painfully slow continuous shooting (5.0 frames per second)
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Travel Comparison

Canon 5D MIII Travel photography information
Sony A900 Travel photography information
51
weather sealing
decent MP (22 megapixels)
missing Timelapse recording
more heavy than others (950g)
doesn't have selfie friendly screen
55
weather sealing
MP count excellent (25 megapixels)
doesn't have Timelapse mode
screen is not selfie friendly
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Landscape Comparison

Canon 5D MIII Landscape photography features
Sony A900 Landscape photography features
73
you can focus manually
swap lenses (Canon EF mount)
pretty good screen size (3.2")
decent MP (22 megapixels)
great sensor size (Full frame)
very good high ISO (25,600)
saves RAW formats
weather sealing
has double storage slots
does not have image stabilization
missing Timelapse recording
73
has manual focus
swap lenses (Sony/Minolta Alpha mount)
decent sized screen (3")
has image stabilization (Sensor based)
MP count excellent (25 megapixels)
sensor size is big (Full frame)
saves RAW formats
weather sealing
has double storage slots
does not have liveview
doesn't have Timelapse mode
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Vlogging Comparison

Canon 5D MIII Vlogging features
Sony A900 Vlogging features
27
offers face detection focusing
video res high (1920 x 1080 pixels)
comes with external microphone port
doesn't have selfie friendly screen
does not have image stabilization
more heavy than others (950 grams)
9
can't record video
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Canon 5D MIII vs Sony A900 Specifications

Detailed spec comparison table for Canon 5D MIII and Sony A900
 Canon EOS 5D Mark IIISony Alpha DSLR-A900
General Information
Brand Name Canon Sony
Model type Canon EOS 5D Mark III Sony Alpha DSLR-A900
Category Advanced DSLR Advanced DSLR
Introduced 2012-05-22 2008-10-22
Body design Mid-size SLR Mid-size SLR
Sensor Information
Powered by Digic 5+ Bionz
Sensor type CMOS CMOS
Sensor size Full frame Full frame
Sensor measurements 36 x 24mm 35.9 x 24mm
Sensor surface area 864.0mm² 861.6mm²
Sensor resolution 22MP 25MP
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Maximum resolution 5760 x 3840 6048 x 4032
Maximum native ISO 25600 6400
Maximum boosted ISO 102400 -
Minimum native ISO 100 100
RAW photos
Minimum boosted ISO 50 -
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 61 9
Cross type focus points 41 -
Lens
Lens support Canon EF Sony/Minolta Alpha
Number of lenses 250 143
Crop factor 1 1
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 3.2" 3"
Resolution of screen 1,040k dot 922k dot
Selfie friendly
Liveview
Touch screen
Screen tech Clear View II TFT LCD TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.71x 0.74x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/8000 seconds 1/8000 seconds
Continuous shooting speed 6.0 frames/s 5.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance no built-in flash no built-in flash
Flash options no built-in flash Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
WB bracketing
Maximum flash sync 1/200 seconds 1/250 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (29.97, 25, 23.976 fps fps), 1280 x 720 (59.94, 50 fps), 640 x 480 (25, 30 fps) -
Maximum video resolution 1920x1080 None
Video format H.264 -
Microphone jack
Headphone jack
Connectivity
Wireless Optional None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 950 grams (2.09 pounds) 895 grams (1.97 pounds)
Dimensions 152 x 116 x 76mm (6.0" x 4.6" x 3.0") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO All around rating 81 79
DXO Color Depth rating 24.0 23.7
DXO Dynamic range rating 11.7 12.3
DXO Low light rating 2293 1431
Other
Battery life 950 pictures 880 pictures
Form of battery Battery Pack Battery Pack
Battery ID LP-E6 NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media Compact Flash Type I (UDMA compatible), SD/SDHC/SDXC Compact Flash (Type I or II), Memory Stick Duo / Pro Duo, UDMA Mode 5, Supports FAT12 / FAT16 / FAT32
Storage slots Dual Dual
Cost at launch $2,780 $2,736