• APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Sony A57 advantages over Sony A7R II

  • Longer stills battery life
    More info 550 vs 340 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Faster JPEG shooting
    10.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)

Sony A7R II advantages over Sony A57

  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Better color depth
    26.0 vs 23.4 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    3,434 vs 785 iso
    Take photos in low light with less noise
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    60 mm vs 80 mm
    Thinner
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    4 years vs 8 years old
    Newer cameras often support more advanced features
  • More viewfinder magnification
    0.78x vs 0.69x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    42.4 vs 16.1 megapixels
    Higher resolution photos
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Dual card slots
    Neither provide
    Gives you more storage flexibility

User reviews

Buy From

Review Excerpt

  • Superb image quality; Very high resolution; Surprisingly good high ISO performance; Fast autofocus; Compact, comfortable body with lots of customization potential; Bright, roomy and clear viewfinder; Tilting LCD display; Five-axis stabilization; Intuitive Wi-Fi / NFC connectivity

  • Movie button is poorly located; No touch screen; Not as fast to start up or shoot photos as a similarly-priced SLR; Rather slow buffer clearing; No built-in flash; Single card slot; Not weather-sealed to the same degree as some rivals

The Competition

Compared to Nikon D5100

Sony A57
Nikon D5100
  • $800
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $499
  • APS-C
  • Lens selection
  • Tilt-swivel screen
Sony A7R II
Nikon D5100
  • $1798
  • 35mm
  • Focus peaking
  • Larger sensor
  • $499
  • APS-C
  • Lens selection
  • Less expensive

Compared to Sony A37

Sony A57
Sony A37
  • $800
  • APS-C
  • Longer stills battery life
  • Higher-res screen
  • $600
  • APS-C
  • Less expensive
  • External Mic Jack
Sony A7R II
Sony A37
  • $1798
  • 35mm
  • Larger sensor
  • Shoot 4K video
  • $600
  • APS-C
  • Fast startup
  • Longer stills battery life

Compared to Pentax K-5 IIs

Sony A57
Pentax K-5 IIs
  • $800
  • APS-C
  • Focus peaking
  • In-camera panoramas
  • $497
  • APS-C
  • Lens selection
  • Higher effective ISO
Sony A7R II
Pentax K-5 IIs
  • $1798
  • 35mm
  • Focus peaking
  • Larger sensor
  • $497
  • APS-C
  • Lens selection
  • Less expensive

Compared to Sony A7R

Sony A57
Sony A7R
  • $800
  • APS-C
  • In-Camera Image Stabilization
  • Longer stills battery life
  • $1799
  • 35mm
  • Larger sensor
  • Built-in Wi-Fi
Sony A7R II
Sony A7R
  • $1798
  • 35mm
  • In-Camera Image Stabilization
  • Shoot 4K video
  • $1799
  • 35mm
  • Lighter weight

Compared to Sony A7R III

Sony A57
Sony A7R III
  • $800
  • APS-C
  • In-camera panoramas
  • Internal flash
  • $2798
  • 35mm
  • Larger sensor
  • Shoot 4K video
Sony A7R II
Sony A7R III
  • $1798
  • 35mm
  • Less expensive
  • In-camera panoramas
  • $2798
  • 35mm
  • Touchscreen
  • High resolution composite
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