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

Full HD
Movie format
1080p @ 60fps
High resolution screen
Screen resolution
921k dots
Large viewfinder
Viewfinder size
0.72x
Image stabilization
Image stabilization
  1. Sensor shift
 

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-A68

Sony SLT-A68

Boutique

Focus points Many more focus points
True resolution Much higher true resolution
Screen resolution Much lower resolution screen
Sony SLT A58

Sony SLT A58

Entry-level DSLR

$632 with 18-55mm lens

True resolution Significantly higher true resolution
Battery life Longer battery life
Screen resolution Much lower resolution screen
Olympus OM-D E-M5 II

Olympus OM-D E-M5 II

Mirrorless interchangeable-lens

$1,137 body only

$1,279 with 12-50mm lens

Focus points Many more focus points
Screen resolution Significantly higher resolution screen
Autofocus Slower autofocus

Nikon D3100 Competitors

Canon Rebel T3

Canon Rebel T3

Entry-level DSLR

$487 with 18-55mm lens

Viewfinder size Larger viewfinder
Battery life Longer battery life
Movie format Lower resolution movies
Nikon D3400

Nikon D3400

Entry-level DSLR

$326 body only

$397 with 18-55mm lens

Screen resolution Much higher resolution screen
Movie format Lower frame rate movies
Size Larger
Nikon D5100

Nikon D5100

Entry-level DSLR

$350 body only

Screen resolution Much higher resolution screen
Screen flips out Has a flip-out screen
Size Larger

discussion

Sony SLT A57
SLT A57
Sony

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Nikon D3100
D3100
Nikon

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