Updated (April 2014): Compare the Olympus OM-D E-M5 vs Sony SLT A77 II

Sony SLT A77 vs Olympus OM-D E-M5

Winner
Sony SLT-A77

56

Olympus OM-D E-M5

53

Runner-up

Reasons to buy the Sony SLT A77

High true resolution
True resolution
24 MP
24p movies
Supports 24p
For that film look
In-camera panoramas
Panorama
Stitches together multiple photos into a panorama
Phase detection video autofocus
Badge
fast and accurate
 

Reasons to buy the Olympus OM-D E-M5

Size
Really small
Standard size (122×89×43 mm)
Touch screen
Touch screen
Less buttons
Screen type
OLED Screen
Bright and vivid
Thickness
Thin
1.7"

galleries

Explore our gallery of 50 sample photos taken by the Olympus OM-D E-M5.
Explore our gallery of 50 sample photos taken by the Sony SLT-A77.

differences

Advantages of the Olympus E-M5

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Screen type
Has an OLED screen
OLED vs LCD
Help
OLED screens are often brighter and more vibrant than typical LCD screens
Size
Significantly smaller
122×89×43 mm vs 143×104×81 mm
Help
2.6x smaller
Startup delay
Much less startup delay
1100 ms vs 3100 ms
Help
2.8x less delay when turning on
Touch screen
Has a touch screen
Yes vs No
Help
Fewer buttons to worry about and direct interaction with camera menus
Weight
Significantly lighter
425 g vs 732 g
Help
More than 40% lighter
Thickness
Significantly thinner
1.7" vs 3.2"
Help
Around 50% thinner
Light sensitivity
Better maximum light sensitivity
25,600 ISO vs 16,000 ISO
Help
The E-M5's maximum light sensitivity is 1.4 f-stops better
Focus points
Slightly more focus points
35 vs 19
Help
Set focus accurately within the frame
Lowest price
Cheaper
$479.00 vs $1,098.89
Help
The best price we've seen is $620 cheaper (2.3x less)
Longest exposure
Longer exposures
60s vs 30s
Help
2x longer exposures
Olympus OM-D E-M5 Learn more about
the Olympus E-M5

Advantages of the Sony SLT A77

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Autofocus
Faster video autofocus
Phase detection vs Contrast detection
Help
Shoot videos without worrying about focus
Autofocus
Faster autofocus
Phase detection vs Contrast detection
Help
Catch candid moments easily
Supports 24p
Supports 24p
Yes vs No
Help
Get that real film feel
Panorama
Can create panoramas in-camera
Yes vs No
Help
Stitches together multiple photos for a wide perspective
HDR
Has in-camera HDR
Yes vs No
Help
Combines multiple exposures to capture high dynamic range
Screen resolution
Higher resolution screen
921k dots vs 610k dots
Help
More than 50% higher resolution screen
Shutter lag
Significantly less shutter lag
124 ms vs 277 ms
Help
2.2x less delay when taking photos
GPS
Has a GPS
Yes vs No
Help
Automatically geotags your photos when traveling
Overall image quality
Better image quality
78.0 vs 71.0
Help
Around 10% better image quality
True resolution
Higher true resolution
24 MP vs 15.9 MP
Help
Capture more than 50% more detail in your photos
Sensor type
Has a CMOS-family sensor
CMOS vs LIVEMOS
Help
CMOS-family sensors often produce better quality images
Dynamic range
More dynamic range
13.2 EV vs 12.3 EV
Help
0.3 f-stops more dynamic range
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
Color depth
Better color depth
24 bits vs 22.8 bits
Help
Distinguishes 1.2 more bits of color
Continuous shooting
Shoots faster
12 fps vs 9 fps
Help
More than 30% faster continuous shooting
Lens availability
Slightly more lenses available
126 lenses vs 108 lenses
Help
Around 20% more lenses available
Viewfinder size
Slightly larger viewfinder
0.72x vs 0.44x
Help
More than 2.5x larger viewfinder
Battery life
Slightly longer battery life
530 shots vs 500 shots
Help
Around 10% more shots per battery charge
Fastest shutter speed
Faster max shutter speed
1/8000s vs 1/4000s
Help
2x faster max shutter speed
Sony SLT-A77 Learn more about
the Sony SLT A77
vs

recommendations

Which camera do we recommend? Relative to the best recent digital cameras, and ignoring price

Snapsort Recommends
Olympus OM-D E-M5 Olympus OM-D E-M5 53
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    Style
      Color
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        vs
        56 Sony SLT A77 Sony SLT-A77
        Retailer
          Style
            Color
              You save

              similarities

              Compared to recent digital cameras

              Common Strengths
              3D Both can take 3D photos, many cameras like these don't Help
              View photos in 3D on 3D televisions
              Weather sealed Both are weather sealed, which is fairly uncommon among similar cameras Help
              Shoot in extreme weather
              External mic jack You can plug a microphone into both of these Help
              Record higher quality audio with a microphone
              Screen flips out Flip-out screens Help
              Great for movies
              Movie continuous focus Focus continuously recording movies Help
              Makes it easy to get in-focus movies
              Interchangeable lenses Both support interchangeable lenses, which is uncommon in cameras similar to these Help
              Many lenses to choose from
              Supports RAW Supports RAW Help
              Better editing
              External flash Each supports an external flash Help
              Better lighting
              Sensor cleaning Self cleaning sensors Help
              Avoids dust in your photos
              Viewfinder Both have digital viewfinders Help
              Digital
              Fastest shutter speed Fast max shutter speeds Help
              E-M51/4000s
              SLT A771/8000s
              Common Weaknesses

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

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Sony Alpha A6000

              Sony Alpha A6000

              Mirrorless interchangeable-lens

              $548 body only

              $698 with 16-50mm lens

              Image stabilization Has better image stabilization
              Low light performance Is slightly less noisy at high ISO
              Fastest shutter speed Has a slower max shutter speed
              3D Doesn't take 3D photos
              Canon EOS 70D

              Canon EOS 70D

              Pro DSLR

              $849 - $999 body only

              $919 - $1,099 with 18-55mm lens

              Startup delay Has slightly less startup delay
              Shutter lag Has slightly less shutter lag
              Thickness Is thicker
              Weight Is significantly heavier
              Sony A7

              Sony A7

              Mirrorless interchangeable-lens

              $1,198 - $1,698 body only

              $1,498 with 28-70mm lens

              Overall image quality Has slightly better image quality
              Screen resolution Has a slightly higher resolution screen
              Lowest price Is slightly more expensive
              3D Doesn't take 3D photos
              Nikon D7100

              Nikon D7100

              Entry-level DSLR

              $750 - $897 body only

              $959 - $1,197 with 18-140mm lens

              Screen size Has a slightly larger screen
              Screen resolution Has a slightly higher resolution screen
              Thickness Is thicker
              Weight Is slightly heavier
              Nikon D5300

              Nikon D5300

              Entry-level DSLR

              $647 body only

              $578 - $747 with 18-55mm lens

              Screen size Has a slightly larger screen
              Startup delay Has slightly less startup delay
              Fastest shutter speed Has a slower max shutter speed
              Thickness Is thicker
              Nikon D5200

              Nikon D5200

              Entry-level DSLR

              $413 - $497 body only

              $489 - $550 with 18-55mm lens

              Startup delay Has slightly less startup delay
              Lens availability Significantly more lenses available
              Fastest shutter speed Has a slower max shutter speed
              Thickness Is thicker
              Canon EOS 6D

              Canon EOS 6D

              Pro DSLR

              $1,269 - $1,399 body only

              $1,799 with 24-105mm lens

              Startup delay Has slightly less startup delay
              Low light performance Is significantly less noisy at high ISO
              Fastest shutter speed Has a slower max shutter speed
              Lowest price Is slightly more expensive

              Olympus OM-D E-M5 Competitors

              Advantages

              Disadvantages

              Olympus OM-D E-M10

              Olympus OM-D E-M10

              Mirrorless interchangeable-lens

              $390 - $499 body only

              $526 - $599 with 14-42mm lens

              Screen resolution Much higher resolution screen
              Panorama Can create panoramas in-camera
              Screen type Doesn't have an OLED screen
              3D Doesn't take 3D photos
              Olympus OM-D E-M1

              Olympus OM-D E-M1

              Mirrorless interchangeable-lens

              $750 - $1,299 body only

              $1,299 with 60-1mm lens

              Screen resolution Much higher resolution screen
              Panorama Can create panoramas in-camera
              Screen type Doesn't have an OLED screen
              3D Doesn't take 3D photos
              Fujifilm X-T1

              Fujifilm X-T1

              Mirrorless interchangeable-lens

              $1,299 body only

              $1,586 - $1,899 with 18-135mm lens

              Screen resolution Significantly higher resolution screen
              Panorama Can create panoramas in-camera
              Screen type Doesn't have an OLED screen
              3D Doesn't take 3D photos
              Panasonic Lumix DMC-GX7

              Panasonic Lumix DMC-GX7

              Mirrorless interchangeable-lens

              $533 body only

              $627 - $648 with 14-42mm lens

              Screen resolution Significantly higher resolution screen
              Supports 24p Supports 24p
              Screen type Doesn't have an OLED screen
              Weather sealed No weather sealing
              Olympus OM-D E-M5 II

              Olympus OM-D E-M5 II

              Mirrorless interchangeable-lens

              Screen resolution Significantly higher resolution screen
              Supports 24p Supports 24p
              Screen type Doesn't have an OLED screen
              Battery life Shorter battery life

              Sony SLT-A77 Competitors

              Advantages

              Disadvantages

              Sony SLT A77 II

              Sony SLT A77 II

              Pro DSLR

              $880 - $998 body only

              $1,598 with 16-50mm lens

              Screen resolution Higher resolution screen
              Focus points More focus points
              3D Doesn't take 3D photos
              GPS No built-in GPS
              Sony SLT-A65

              Sony SLT A65

              Entry-level DSLR

              $593 with 18-55mm lens

              Size Smaller
              Startup delay Less startup delay
              Weather sealed No weather sealing
              Overall image quality Worse image quality
              Canon EOS 7D

              Canon EOS 7D

              Pro DSLR

              $799 - $834 body only

              $945 with 50mm lens

              Startup delay Much less startup delay
              Lens availability Significantly more lenses available
              Autofocus Lacks video autofocus
              3D Doesn't take 3D photos
              Sony SLT A58

              Sony SLT A58

              Entry-level DSLR

              $448 with 18-55mm lens

              Startup delay Significantly less startup delay
              Size Smaller
              3D Doesn't take 3D photos
              Screen resolution Significantly lower resolution screen

              appearance

              Olympus OM-D E-M5 Sony SLT-A77
              Olympus OM-D E-M5 Sony SLT-A77
              Olympus OM-D E-M5 Sony SLT-A77

              discussion

              Olympus OM-D E-M5
              OM-D E-M5
              Olympus

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              Sony SLT-A77
              SLT A77
              Sony

              Report a correction

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