• APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • 35mm 861.6mm2
  • 24.3 megapixels
  • ISO 100 - 12,800

Buy From

Differences

Sony A57 advantages over Nikon D750

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Lighter weight
    828g vs 1550g
    Lighter weight
  • Faster JPEG shooting
    10.0 fps vs 6.6 fps
    Faster JPEG shooting (burst mode)

Nikon D750 advantages over Sony A57

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.97 vs 4.82 microns
    Better low-light and dynamic range (all else equal)
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Higher effective ISO
    2,956 vs 785 iso
    Take photos in low light with less noise
  • More dynamic range
    14.5 vs 13.0 evs
    Retain detail in highlight and shadows
  • Longer stills battery life
    More info 1230 vs 550 shots
    Capture more photos
  • More telephoto lens reach
    120 mm vs 83 mm
    Capture objects farther away with the kit lens
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More cross-type AF points
    15 vs 3
    Cross-type AF points improve autofocus performance
  • More pixels
    24.3 vs 16.1 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • More AF points
    51 vs 15
    More AF points improve autofocus
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Wider angle kit lens
    24 mm vs 27 mm
    Capture more of the scene with the included lens
  • Bigger JPEG buffer
    40 vs 25 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    51200 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Review Excerpt

  • Outstanding image quality with great dynamic range and high ISO performance; Class-leading burst rate; Very good 51-pt AF system; AF system works in very low light; Deep, comfortable handgrip; Articulated LCD monitor; Excellent battery life; Uncompressed 4:2:2 HDMI video output; Built-in Wi-Fi.

  • Buffer fills quickly with 14-bit RAW; Sluggish Live View AF; Shutter speed tops out at 1/4000s; OVF coverage closer to 97%; Weak low-pass filter is great for detail but higher risk of moire.

The Competition

Compared to Nikon D5100

Sony A57
Nikon D5100
  • $800
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $650
  • APS-C
  • Lens selection
  • Tilt-swivel screen
Nikon D750
Nikon D5100
  • $1698
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $650
  • APS-C
  • Less expensive
  • Tilt-swivel screen

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
Nikon D750
Sony A37
  • $1698
  • 35mm
  • Lens selection
  • Larger sensor
  • $600
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization

Compared to Pentax K-5 IIs

Sony A57
Pentax K-5 IIs
  • $800
  • APS-C
  • Less expensive
  • Focus peaking
  • $497
  • APS-C
  • Lens selection
  • Higher effective ISO
Nikon D750
Pentax K-5 IIs
  • $1698
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $497
  • APS-C
  • In-Camera Image Stabilization
  • Lacks anti-aliasing filter

Compared to Canon 6D

Sony A57
Canon 6D
  • $800
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $1699
  • 35mm
  • Lens selection
  • Larger sensor
Nikon D750
Canon 6D
  • $1698
  • 35mm
  • Tiltable Screen
  • Higher effective ISO
  • $1699
  • 35mm
  • Built-in GPS
  • Bigger JPEG buffer

Compared to Nikon D610

Sony A57
Nikon D610
  • $800
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $1198
  • 35mm
  • Lens selection
  • Larger sensor
Nikon D750
Nikon D610
  • $1698
  • 35mm
  • Tiltable Screen
  • Built-in Wi-Fi
  • $1198
  • 35mm
  • Fast startup
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