Sony Alpha DSLR-A550 vs Nikon D3100

Winner
Sony Alpha DSLR-A550

100

Nikon D3100

92

Runner-up

Reasons to buy the Sony Alpha DSLR-A550

High resolution screen
Screen resolution
921k dots
Image stabilization
Image stabilization
  1. Sensor shift
Rapid fire
Continuous shooting
7 fps
Flip-out screen
Screen flips out
Great for movies
 

Reasons to buy the Nikon D3100

Movie format
Full HD
1080p @ 24fps
Supports 24p
24p movies
For that film look
Movie continuous focus
Movie continuous focus
Makes it easy to get in-focus movies
Badge
Autofocuses shooting video
Contrast detection

galleries

Explore our gallery of 48 sample photos taken by the Nikon D3100.
Explore our gallery of 7 sample photos taken by the Sony Alpha DSLR-A550.

competitors

Sony Alpha DSLR-A550 Competitors

Sony SLT-A55

Sony SLT A55

Entry-level DSLR

Movie format Shoots movies
Autofocus Video autofocus
Viewfinder Has a digital viewfinder
Sony SLT-A77

Sony SLT A77

Pro DSLR

$1,640 body only

$1,500 with 16-50mm lens

Movie format Shoots movies
Autofocus Video autofocus
Startup delay Much more startup delay
Sony SLT A58

Sony SLT A58

Entry-level DSLR

$627 with 18-55mm lens

Movie format Shoots movies
Autofocus Video autofocus
Screen resolution Much lower resolution screen

Nikon D3100 Competitors

Nikon D3200

Nikon D3200

Entry-level DSLR

$378 body only

$399 with 18-55mm lens

Screen resolution Much higher resolution screen
Dynamic range More dynamic range
Thickness Thicker
Nikon D3300

Nikon D3300

Entry-level DSLR

$447 body only

$394 - $447 with 18-55mm lens

Screen resolution Much higher resolution screen
Dynamic range More dynamic range
Size Slightly larger
Canon EOS Rebel T5

Canon EOS Rebel T5

Entry-level DSLR

$325 body only

$379 - $399 with 18-55mm lens

Screen resolution Much higher resolution screen
True resolution Significantly higher true resolution
Color depth Worse color depth

discussion

Sony Alpha DSLR-A550
Alpha DSLR-A550
Sony

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Nikon D3100
D3100
Nikon

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