Updated (April, 2014): Compare the Nikon D300S vs Sony SLT A77 II

Sony SLT A77

Winner
Sony SLT-A77

75

vs

Nikon D300S

67

Nikon D300S

Runner-up
     

Reasons to buy the Sony SLT A77

Full HD
Movie format
1080p @ 60fps
Large viewfinder
Viewfinder size
0.72x
Image stabilization
Image stabilization
Sensor shift
High true resolution
True resolution
24 MP
 

Reasons to buy the Nikon D300S

Weather sealed
Weather sealed
Shoot in extreme weather
Startup delay
Almost no delay when powering up
300 ms startup delay
Viewfinder
Great viewfinder
Pentaprism
Lens availability
Slightly more lenses available
205 lenses
 

differences

Advantages of the Nikon D300S

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Startup delay
Much less startup delay
300 ms vs 3100 ms
Help
10.3x less delay when turning on
Viewfinder
Has an optical viewfinder
Pentaprism vs Digital
Help
Optical viewfinders save battery life and are more detailed
Lens availability
Much more lenses available
205 lenses vs 123 lenses
Help
Around 70% more lenses available
Focus points
Significantly more focus points
51 vs 19
Help
Set focus accurately within the frame
Battery life
Longer battery life
950 shots vs 530 shots
Help
Around 80% more shots per battery charge
Built-in focus motor
Has a built-in focus motor
Yes vs No
Help
Autofocuses with all autofocus lenses
Storage slots
Has more storage slots
2 vs 1
Help
More slots allows storing more images without switching memory cards
Cross type focus points
More cross-type focus points
15 vs 11
Help
Grab focus in difficult situations
Thickness
Significantly thinner
2.9" vs 3.2"
Help
Around 10% thinner
Nikon D300S Learn more about
the Nikon D300S

Advantages of the Sony SLT A77

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Movie format
Higher resolution movies
1080p @ 60fps vs 720p @ 24fps
Help
Shoots higher resolution Full HD (1080p) video at a higher frame rate
3D
Takes 3D photos
Yes vs No
Help
Combines multiple photos into a 3D image
Autofocus
Video autofocus
Phase detection vs None
Help
Automatically focuses shooting video
HDR
Has in-camera HDR
Yes vs No
Help
Combines multiple exposures to capture high dynamic range
Image stabilization
Image stabilization
Sensor shift vs None
Help
Helps eliminate blur caused by small camera movements
True resolution
Much higher true resolution
24 MP vs 12.2 MP
Help
Capture around 2x more detail in your photos
Overall image quality
Better image quality
78.0 vs 70.0
Help
More than 10% better image quality
Continuous shooting
Shoots much faster
12 fps vs 7 fps
Help
More than 70% faster continuous shooting
Color depth
Better color depth
24 bits vs 22.5 bits
Help
Distinguishes 1.5 more bits of color
Panorama
Can create panoramas in-camera
Yes vs No
Help
Stitches together multiple photos for a wide perspective
Viewfinder size
Significantly larger viewfinder
0.72x vs 0.62x
Help
Around 40% larger viewfinder
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
Dynamic range
More dynamic range
13.2 EV vs 12.2 EV
Help
1 f-stop more dynamic range
Shutter lag
Significantly less shutter lag
124 ms vs 225 ms
Help
More than 40% less delay when taking photos
GPS
Has a GPS
Yes vs No
Help
Automatically geotags your photos when traveling
Light sensitivity
Better maximum light sensitivity
16,000 ISO vs 3,200 ISO
Help
The SLT A77's maximum light sensitivity is 2.3 f-stops better
Weight
Lighter
732 g vs 938 g
Help
More than 20% lighter
Light sensitivity (boost)
Better boost ISO
25,600 ISO vs 6,400 ISO
Help
The SLT A77's boost ISO is 2 f-stops better
Lowest price
Cheaper
$998.00 vs $1,559.69
Help
The best price we've seen is $562 cheaper (around 40% less)
Size
Slightly smaller
143x104x81 mm vs 147x114x74 mm
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
Nikon D300S Nikon D300S 67
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    Style
      Color
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        vs

        75 Sony SLT A77 Sony SLT-A77
        Retailer
          Style
            Color
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              similarities

              Compared to recent DSLRs

              Common Strengths
              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
              Sensor size Very small sensors Help
              D300S:APS-C 23.6x15.8mm
              SLT A77:APS-C 23.5x15.6mm
              Low light performance Above average noise at high ISO Help
              D300S:787 ISO
              SLT A77:801 ISO

              Compared to recent pro DSLRs

              Common Strengths
              Built-in flash Each has a built-in flash Help
              External flash not needed
              Common Weaknesses
              Light sensitivity (boost) Poor boost ISO Help
              D300S:6,400 ISO
              SLT A77:25,600 ISO
              Screen size Very small screens Help
              3.0"
              Screen resolution Low resolution screens Help
              D300S:920k dots
              SLT A77:921k dots
              Overall image quality Low image quality Help
              D300S:70.0
              SLT A77:78.0

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Nikon D7100

              Nikon D7100

              Entry-level DSLR

              $897 - $1,097 body only

              $1,197 with 18-140mm lens

              Low light performance Is slightly less noisy at high ISO
              Screen size Has a significantly larger screen
              Shutter lag Has significantly more shutter lag
              Continuous shooting Doesn't shoot as fast continuously
              Nikon D7000

              Nikon D7000

              Entry-level DSLR

              $625 body only

              $679 - $1,025 with 18-55mm lens

              Thickness Is thicker
              Shutter lag Has significantly more shutter lag
              Nikon D5300

              Nikon D5300

              Entry-level DSLR

              $697 body only

              $599 - $797 with 18-55mm lens

              Low light performance Is slightly less noisy at high ISO
              Screen size Has a significantly larger screen
              Fastest shutter speed Has a slower max shutter speed
              Viewfinder coverage Much less viewfinder coverage
              Canon EOS 7D

              Canon EOS 7D

              Pro DSLR

              $999 - $1,499 body only

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

              Weight Is slightly heavier
              Color depth Has slightly less color depth
              Canon EOS 70D

              Canon EOS 70D

              Pro DSLR

              $999 body only

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

              Screen resolution Has a slightly higher resolution screen
              Touch screen Has a touch screen
              Thickness Is thicker
              Viewfinder coverage Slightly less viewfinder coverage
              Nikon D5200

              Nikon D5200

              Entry-level DSLR

              $497 body only

              $597 with 18-55mm lens

              Low light performance Is slightly less noisy at high ISO
              Overall image quality Has slightly better image quality
              Fastest shutter speed Has a slower max shutter speed
              Thickness Is thicker
              Canon EOS 5D Mark II

              Canon EOS 5D Mark II

              Pro DSLR

              $2,495 body only

              Low light performance Is slightly less noisy at high ISO
              Sensor size Has a significantly larger sensor
              Built-in flash Doesn't have a built-in flash
              Lowest price Is slightly more expensive

              Nikon D300S Competitors

              Advantages

              Disadvantages

              Nikon D300

              Nikon D300

              Pro DSLR

              $1,700 body only

              $3,000 with 18-135mm lens

              Movie format Does not take movies
              Color depth Worse color depth
              Nikon D90

              Nikon D90

              Entry-level DSLR

              $750 body only

              $900 with 18-55mm lens

              Overall image quality Slightly better image quality
              Low light performance Slightly lower noise at high ISO
              External mic jack Lacks an external mic jack
              Weather sealed No weather sealing
              Nikon D700

              Nikon D700

              Pro DSLR

              $4,337 body only

              Low light performance Significantly lower noise at high ISO
              Overall image quality Better image quality
              Movie format Does not take movies
              Lens availability Significantly fewer lenses available

              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
              Sony SLT-A99

              Sony SLT-A99

              Pro DSLR

              $1,998 body only

              $2,596 with 28-75mm lens

              Startup delay Much less startup delay
              Low light performance Lower noise at high ISO
              3D Doesn't take 3D photos
              Continuous shooting Shoots much slower

              appearance

              Nikon D300S Sony SLT-A77
              Nikon D300S Sony SLT-A77
              Nikon D300S Sony SLT-A77

              discussion

              Nikon D300S
              D300S
              Nikon

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              Sony SLT-A77
              SLT A77
              Sony

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