Sony SLT-A99

Winner
Sony SLT-A99

92

vs

Nikon D7100

84

Nikon D7100

Runner-up
     
 

Reasons to buy the Sony SLT-A99

Overall image quality
Great image quality
89.0
Color depth
Great color depth
25 bits
Dynamic range
Wide dynamic range
14 EV
Screen resolution
High resolution screen
1,229k dots
 

Reasons to buy the Nikon D7100

Screen size
Large screen
3.2"
Screen resolution
High resolution screen
1,229k dots
Lens availability
Slightly more lenses available
205 lenses
Focus points
Many focus points
51
 
Differences | Recommendations | Similarities | Competitors | Appearance | Discussion

differences

Advantages of the Nikon D7100

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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
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
Startup delay Less startup delay 300 ms vs 700 ms
Help
2.3x less delay when turning on
Battery life Longer battery life 950 shots vs 500 shots
Help
90% more shots per battery charge
Built-in focus motor Has a built-in focus motor Yes vs No
Help
Autofocuses with all autofocus lenses
Cross type focus points More cross-type focus points 15 vs 11
Help
Grab focus in difficult situations
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 136x107x76 mm vs 147x111x78 mm
Help
More than 10% smaller
Weight Lighter 675 g vs 812 g
Help
Around 20% lighter
Lowest price Cheaper $815.00 vs $1,998.00
Help
The best price we've seen is $1,183 cheaper (2.5x less)
Thickness Thinner 3" vs 3.1"
Help
Almost the same
Nikon D7100 Learn more about
the Nikon D7100

Advantages of the Sony SLT-A99

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Image stabilization Image stabilization Sensor shift vs None
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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
Sensor size Much larger sensor Full frame 35.8x24.0mm vs APS-C 23.5x15.6mm
Help
Around 2.5x larger sensor
Overall image quality Better image quality 89.0 vs 83.0
Help
Around 10% better image quality
Autofocus Faster video autofocus Phase detection vs Contrast detection
Help
Shoot videos without worrying about focus
Viewfinder size Significantly larger viewfinder 0.71x vs 0.61x
Help
More than 30% larger viewfinder
Shutter lag Significantly less shutter lag 127 ms vs 251 ms
Help
Around 50% less delay when taking photos
Low light performance Lower noise at high ISO 1,555 ISO vs 1,256 ISO
Help
The SLT-A99 has a slight edge (0.3 f-stops) in low noise, high ISO performance
Light sensitivity Better maximum light sensitivity 25,600 ISO vs 6,400 ISO
Help
The SLT-A99's maximum light sensitivity is 2 f-stops better
GPS Has a GPS Yes vs No
Help
Automatically geotags your photos when traveling
Color depth Better color depth 25 bits vs 24.2 bits
Help
Distinguishes 0.8 more bits of color
Dynamic range More dynamic range 14 EV vs 13.7 EV
Help
0.3 f-stops more dynamic range
Sony SLT-A99 Learn more about
the Sony SLT-A99
vs

recommendations

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

Snapsort Recommends
Nikon D7100 Nikon D7100 84
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        92 Sony SLT-A99 Sony SLT-A99
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              similarities

              Compared to recent DSLRs

              Common Strengths Common Weaknesses
              Screen resolution High resolution screens Help
              1,229k dots
              Dynamic range Good dynamic range Help
              D7100:13.7 EV
              SLT-A99:14 EV
              Weather sealed Weather sealed Help
              Shoot in extreme weather
              True resolution Capture very high resolution images Help
              24 MP
              Movie continuous focus Focus continuously recording movies Help
              Makes it easy to get in-focus movies
              Viewfinder coverage Above average viewfinder coverage Help
              100%
              Storage slots Multiple storage slots Help
              2
              Fastest shutter speed Fast max shutter speeds Help
              1/8000 of a second

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

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Canon EOS 70D

              Canon EOS 70D

              Pro DSLR

              $999 - $1,147 body only

              $1,330 - $1,349 with 18-135mm lens

              Touch screen Has a touch screen
              Shutter lag Has slightly less shutter lag
              Thickness Is thicker
              Storage slots Has fewer storage slots
              Nikon D5300

              Nikon D5300

              Entry-level DSLR

              $697 - $747 body only

              $629 - $847 with 18-55mm lens

              Weight Is slightly lighter
              Fastest shutter speed Has a slower max shutter speed
              Storage slots Has fewer storage slots
              Nikon D610

              Nikon D610

              Pro DSLR

              $1,597 body only

              $1,997 - $2,040 with 24-85mm lens

              Low light performance Is significantly 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
              Nikon D750

              Nikon D750

              Pro DSLR

              $2,297 body only

              $2,997 - $3,030 with 24-120mm lens

              Low light performance Is significantly less noisy at high ISO
              Battery life Has a slightly longer battery life
              Fastest shutter speed Has a slower max shutter speed
              Lowest price Is slightly more expensive
              Canon EOS 7D Mark II

              Canon EOS 7D Mark II

              Pro DSLR

              $1,799 - $1,800 body only

              $2,149 with 18-135mm lens

              Continuous shooting Shoots faster continuously
              Focus points Has slightly more focus points
              Weight Is significantly heavier
              Size Is slightly larger
              Canon EOS 7D

              Canon EOS 7D

              Pro DSLR

              $999 - $1,079 body only

              $1,099 - $1,499 with 28-135mm lens

              Continuous shooting Shoots faster continuously
              Weight Is slightly heavier
              Storage slots Has fewer storage slots
              Nikon D600

              Nikon D600

              Pro DSLR

              $1,360 - $1,373 body only

              $1,550 with 50mm lens

              Low light performance Is significantly 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

              Nikon D7100 Competitors

              Advantages

              Disadvantages

              Nikon D7000

              Nikon D7000

              Entry-level DSLR

              $625 body only

              $886 with 55-200mm lens

              Battery life Slightly longer battery life
              Shutter lag Slightly less shutter lag
              Screen resolution Significantly lower resolution screen
              Screen size Significantly smaller screen

              Sony SLT-A99 Competitors

              Advantages

              Disadvantages

              Sony A7

              Sony A7

              Mirrorless interchangeable-lens

              $1,498 - $2,098 body only

              $1,770 - $1,798 with 28-70mm lens

              Focus points Many more focus points
              Low light performance Lower noise at high ISO
              Autofocus Slower autofocus
              Image stabilization No image stabilization

              appearance

              Nikon D7100 Sony SLT-A99
              Nikon D7100 Sony SLT-A99
              Nikon D7100 Sony SLT-A99

              discussion

              Nikon D7100
              D7100
              Nikon

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              Sony SLT-A99
              SLT-A99
              Sony

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