Updated (April, 2014): Compare the Canon EOS 5D Mark III vs Sony SLT A77 II

Canon EOS 5D Mark III

Winner
Canon EOS 5D Mark III

87

vs

Sony SLT-A77

75

Sony SLT A77

Runner-up
     

Reasons to buy the Canon EOS 5D Mark III

Large screen
Screen size
3.2"
High ISO
Light sensitivity
25,600 ISO
Almost no delay when powering up
Startup delay
500 ms startup delay
Large sensor
Sensor size
Full frame 36.0x24.0mm
 

Reasons to buy the Sony SLT A77

Viewfinder size
Large viewfinder
0.72x
Image stabilization
Image stabilization
Sensor shift
Continuous shooting
Rapid fire
12 fps
Screen flips out
Flip-out screen
Great for movies
 

differences

Advantages of the Canon 5D Mark III

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Low light performance
Significantly lower noise at high ISO
2,293 ISO vs 801 ISO
Help
The 5D Mark III has excellent image quality 1.5 f-stops higher ISO than the SLT A77
Startup delay
Much less startup delay
500 ms vs 3100 ms
Help
6.2x less delay when turning on
Viewfinder
Has an optical viewfinder
Pentaprism vs Digital
Help
Optical viewfinders save battery life and are more detailed
Screen size
Significantly larger screen
3.2" vs 3.0"
Help
Around 10% larger screen
Cross type focus points
Many more cross-type focus points
41 vs 11
Help
Grab focus in difficult situations
Sensor size
Much larger sensor
Full frame 36.0x24.0mm vs APS-C 23.5x15.6mm
Help
Around 2.5x larger sensor
Focus points
Many more focus points
61 vs 19
Help
Set focus accurately within the frame
Overall image quality
Slightly better image quality
81.0 vs 78.0
Help
Almost the same
Screen resolution
Higher resolution screen
1,040k dots vs 921k dots
Help
More than 10% higher resolution screen
Lens availability
More lenses available
156 lenses vs 123 lenses
Help
Around 30% more lenses available
Battery life
Longer battery life
950 shots vs 530 shots
Help
Around 80% more shots per battery charge
Light sensitivity
Better maximum light sensitivity
25,600 ISO vs 16,000 ISO
Help
The 5D Mark III's maximum light sensitivity is 0.7 f-stops better
Storage slots
Has more storage slots
2 vs 1
Help
More slots allows storing more images without switching memory cards
Light sensitivity (boost)
Better boost ISO
102,400 ISO vs 25,600 ISO
Help
The 5D Mark III's boost ISO is 2 f-stops better
Thickness
Thinner
3" vs 3.2"
Help
Around 10% thinner
Canon EOS 5D Mark III Learn more about
the Canon 5D Mark III

Advantages of the Sony SLT A77

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3D
Takes 3D photos
Yes vs No
Help
Combines multiple photos into a 3D image
Dynamic range
More dynamic range
13.2 EV vs 11.7 EV
Help
1.5 f-stops more dynamic range
Continuous shooting
Shoots much faster
12 fps vs 6 fps
Help
2x faster continuous shooting
Image stabilization
Image stabilization
Sensor shift vs None
Help
Helps eliminate blur caused by small camera movements
Panorama
Can create panoramas in-camera
Yes vs No
Help
Stitches together multiple photos for a wide perspective
Screen flips out
Has a flip-out screen
Yes vs No
Help
Flip-out screens can be helpful when composing tricky shots or taking movies
GPS
Has a GPS
Yes vs No
Help
Automatically geotags your photos when traveling
True resolution
Higher true resolution
24 MP vs 22.3 MP
Help
Capture around 10% more detail in your photos
Lowest price
Significantly cheaper
$998.00 vs $2,954.00
Help
The best price we've seen is $1,956 cheaper (3x less)
Built-in flash
Built-in flash
Yes vs No
Help
A built-in flash is useful for taking indoor shots where there is little light
Size
Smaller
143x104x81 mm vs 152x116x76 mm
Help
More than 10% smaller
Weight
Lighter
732 g vs 950 g
Help
More than 20% lighter
Viewfinder size
Slightly larger viewfinder
0.72x vs 0.71x
Help
Almost the same
Sony SLT-A77 Learn more about
the Sony SLT A77
vs

recommendations

Which camera do we recommend? Relative to the best recent pro DSLRs, and ignoring price

Snapsort Recommends
Canon EOS 5D Mark III Canon EOS 5D Mark III 87
Retailer
    Style
      Color
        You save

        vs

        75 Sony SLT A77 Sony SLT-A77
        Retailer
          Style
            Color
              You save

              similarities

              Compared to recent DSLRs

              Common Strengths
              Viewfinder size Above average viewfinder size Help
              5D Mark III:0.71x
              SLT A77:0.72x
              Shutter lag Minimal shutter lag Help
              5D Mark III:120 ms
              SLT A77:124 ms
              Weather sealed Weather sealed Help
              Shoot in extreme weather
              Viewfinder coverage Above average viewfinder coverage Help
              100%
              Fastest shutter speed Fast max shutter speeds Help
              1/8000 of a second
              Common Weaknesses
              Built-in focus motor No focus motor Help
              Won't autofocus with all lenses

              Compared to recent pro DSLRs

              Common Strengths

              Snapsort is not aware of any interesting strengths shared by these two products.

              Common Weaknesses
              Overall image quality Low image quality Help
              5D Mark III:81.0
              SLT A77:78.0

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Canon EOS 6D

              Canon EOS 6D

              Pro DSLR

              $1,519 - $1,899 body only

              $2,299 - $2,499 with 24-105mm lens

              Thickness Is thinner
              Fastest shutter speed Has a slower max shutter speed
              Viewfinder coverage Significantly less viewfinder coverage
              Canon EOS 5D Mark II

              Canon EOS 5D Mark II

              Pro DSLR

              $2,495 body only

              Lowest price Is slightly more expensive
              Weight Is slightly heavier
              Canon EOS 70D

              Canon EOS 70D

              Pro DSLR

              $999 body only

              $1,129 - $1,149 with 18-55mm lens

              Touch screen Has a touch screen
              Shutter lag Has slightly less shutter lag
              Thickness Is thicker
              Viewfinder coverage Slightly less viewfinder coverage
              Sony A7

              Sony A7

              Mirrorless interchangeable-lens

              $1,298 - $2,098 body only

              $1,598 with 28-70mm lens

              Overall image quality Has slightly better image quality
              Screen resolution Has a slightly higher resolution screen
              Lens availability Much fewer lenses available
              Autofocus Users slower contrast detection autofocus
              Nikon D7100

              Nikon D7100

              Entry-level DSLR

              $892 - $1,097 body only

              $1,197 with 18-140mm lens

              Screen resolution Has a slightly higher resolution screen
              Startup delay Has slightly less startup delay
              Autofocus Users slower contrast detection autofocus
              Shutter lag Has significantly more shutter lag
              Canon EOS 7D

              Canon EOS 7D

              Pro DSLR

              $999 - $1,499 body only

              $1,099 - $1,978 with 28-135mm lens

              Lens availability Slightly more lenses available
              Weight Is slightly heavier
              HDR Lacks a built in HDR feature
              Nikon D5300

              Nikon D5300

              Entry-level DSLR

              $697 body only

              $599 - $797 with 18-55mm lens

              Lens availability Significantly more lenses available
              Size Is slightly smaller
              Fastest shutter speed Has a slower max shutter speed
              Viewfinder coverage Much less viewfinder coverage

              Canon EOS 5D Mark III Competitors

              Advantages

              Disadvantages

              Canon EOS 7D Mark II

              Canon EOS 7D Mark II

              Pro DSLR

              $1,799 body only

              $2,149 with 18-135mm lens

              Continuous shooting Shoots much faster
              Cross type focus points Many more cross-type focus points
              Low light performance Significantly more noise at high ISO
              Overall image quality Worse image quality
              Nikon D750

              Nikon D750

              Pro DSLR

              $2,149 - $2,297 body only

              $2,997 with 24-120mm lens

              Dynamic range More dynamic range
              Overall image quality Better image quality
              Cross type focus points Many fewer cross-type focus points
              Light sensitivity Worse maximum light sensitivity
              Nikon D810

              Nikon D810

              Pro DSLR

              $2,997 - $3,297 body only

              $4,590 - $4,890 with 24-70mm lens

              Overall image quality Significantly better image quality
              Dynamic range More dynamic range
              Cross type focus points Many fewer cross-type focus points
              Light sensitivity Worse maximum light sensitivity
              Nikon D800

              Nikon D800

              Pro DSLR

              $4,210 with 28-300mm lens

              Dynamic range More dynamic range
              Overall image quality Significantly better image quality
              Cross type focus points Many fewer cross-type focus points
              Light sensitivity Worse maximum light sensitivity

              Sony SLT-A77 Competitors

              Advantages

              Disadvantages

              Sony SLT A77 II

              Sony SLT A77 II

              Pro DSLR

              $898 body only

              $1,498 - $1,795 with 16-50mm lens

              Focus points Many more focus points
              Screen resolution Significantly higher resolution screen
              3D Doesn't take 3D photos
              GPS No built-in GPS
              Sony SLT-A65

              Sony SLT A65

              Entry-level DSLR

              $600 with 18-55mm lens

              Startup delay Less startup delay
              Size Smaller
              Weather sealed No weather sealing
              Overall image quality Worse image quality

              appearance

              Canon EOS 5D Mark III Sony SLT-A77
              Canon EOS 5D Mark III Sony SLT-A77
              Canon EOS 5D Mark III Sony SLT-A77

              discussion

              Canon EOS 5D Mark III
              EOS 5D Mark III
              Canon

              Report a correction
              Sony SLT-A77
              SLT A77
              Sony

              Report a correction

              Showing 2 comments

              Gozals (4:32 AM, May 27, 2012)
              I choose A77 because many of my friends use the Sony Alpha system..
              Choose the Canon if your friends use it, so its easier to test some lenses
               
              Avatar for nkalu nkalu (4:08 AM, April 01, 2012)
              They are both great cameras.
              Which one is a better buy?