Updated (March 2012): Compare the Nikon D3100 vs Sony SLT A57

Sony SLT A57 vs Nikon D3100

Winner
Sony SLT A57

131

Nikon D3100

100

Runner-up

Reasons to buy the Sony SLT A57

Great image quality
Overall image quality
75.0
Full HD
Movie format
1080p @ 60fps
Great color depth
Color depth
23.4 bits
Wide dynamic range
Dynamic range
13 EV
 

Reasons to buy the Nikon D3100

Startup delay
Almost no delay when powering up
400 ms startup delay
Viewfinder
Great viewfinder
Pentamirror
Size
Really small
Prosumer size (124×97×74 mm)
Thickness
Thin
2.9"

galleries

Explore our gallery of 48 sample photos taken by the Nikon D3100.
Explore our gallery of 50 sample photos taken by the Sony SLT A57.

competitors

Sony SLT A57 Competitors

Sony SLT A58

Sony SLT A58

Entry-level DSLR

$640 with 18-55mm lens

True resolution Significantly higher true resolution
Battery life Longer battery life
Screen resolution Much lower resolution screen
Sony SLT-A68

Sony SLT-A68

Boutique

Focus points Many more focus points
True resolution Much higher true resolution
Screen resolution Much lower resolution screen
Sony Alpha A6000

Sony Alpha A6000

Mirrorless interchangeable-lens

$447 - $448 body only

$529 - $548 with 16-50mm lens

Low light performance Much lower noise at high ISO
Overall image quality Much better image quality
Autofocus Slower autofocus

Nikon D3100 Competitors

Canon Rebel T3

Canon Rebel T3

Entry-level DSLR

$479 body only

$340 with 18-55mm lens

Viewfinder size Larger viewfinder
Battery life Longer battery life
Movie format Lower resolution movies
Nikon D3200

Nikon D3200

Entry-level DSLR

$299 body only

$419 with 18-55mm lens

Low light performance Much lower noise at high ISO
Overall image quality Much better image quality
Thickness Thicker
Canon EOS Rebel T5

Canon EOS Rebel T5

Entry-level DSLR

$349 body only

$420 with 18-55mm lens

Screen resolution Much higher resolution screen
True resolution Significantly higher true resolution
Size Larger

discussion

Sony SLT A57
SLT A57
Sony

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Nikon D3100
D3100
Nikon

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