Sony SLT A77 vs Sigma SD1

Sony SLT-A77
Sigma SD1

Reasons to buy the Sony SLT A77

Large viewfinder
Viewfinder size
0.72x
Image stabilization
Image stabilization
  1. Sensor shift
Has live view
Live view
Preview your photos
Rapid fire
Continuous shooting
12 fps
 

Reasons to buy the Sigma SD1

Viewfinder
Great viewfinder
Pentaprism
Weather sealed
Weather sealed
Shoot in extreme weather
Interchangeable lenses
Interchangeable lenses
Many lenses to choose from
Fastest shutter speed
Fast shutter speed
1/8000 of a second

galleries

Explore our gallery of 2 sample photos taken by the Sigma SD1.
Explore our gallery of 50 sample photos taken by the Sony SLT-A77.

competitors

Sony SLT-A77 Competitors

Sony SLT A77 II

Sony SLT A77 II

Pro DSLR

$1,198 body only

$1,798 with 16-50mm lens

Low light performance Much lower noise at high ISO
Overall image quality Better image quality
GPS No built-in GPS
Sony SLT-A68

Sony SLT-A68

Boutique

Focus points More focus points
Weight Lighter
Screen size Much smaller 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
Image stabilization Better image stabilization
Autofocus Slower autofocus

Sigma SD1 Competitors

Sigma DP2 Quattro

Sigma DP2 Quattro

Boutique

$799

True resolution Much higher true resolution
Screen resolution Higher resolution screen
Viewfinder No viewfinder
Nikon D800

Nikon D800

Pro DSLR

$2,899 body only

Live view Has live view
Startup delay Much less startup delay
Continuous shooting Shoots slightly slower
Sigma sd Quattro

Sigma sd Quattro

Mirrorless interchangeable-lens

$599 - $799 body only

$799 with 30mm lens

Live view Has live view
Screen resolution Much higher resolution screen
Viewfinder Has a digital viewfinder

discussion

Sony SLT-A77
SLT A77
Sony

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Sigma SD1
SD1
Sigma

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