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

Canon EOS Rebel T6

Canon EOS Rebel T6

Entry-level DSLR

$318 - $699 body only

$367 - $449 with 18-55mm lens

Movie format Shoots movies
Autofocus Faster autofocus
Continuous shooting Shoots much slower
Nikon D5100

Nikon D5100

Entry-level DSLR

$574 with 18-55mm, 55-200mm lenses

Movie format Shoots movies
Low light performance Significantly lower noise at high ISO
Image stabilization No image stabilization
Nikon D90

Nikon D90

Entry-level DSLR

$700 body only

Movie format Shoots movies
Color depth Better color depth
HDR Lacks in-camera HDR

Nikon D3100 Competitors

Nikon D3300

Nikon D3300

Entry-level DSLR

$471 body only

$419 - $447 with 18-55mm lens

Screen resolution Much higher resolution screen
Low light performance Much lower noise at high ISO
Size Slightly larger
Canon Rebel T3

Canon Rebel T3

Entry-level DSLR

$479 body only

$298 with 18-55mm lens

Viewfinder size Larger viewfinder
Battery life Longer battery life
Movie format Lower resolution movies
Canon EOS Rebel T5

Canon EOS Rebel T5

Entry-level DSLR

$325 body only

$379 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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