• 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • APS-C 332.3mm2
  • 24.1 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Sony A7 III advantages over Canon T8i

  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.93 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • 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
    204800 vs 51200 ISO
    Higher extended ISO can give more low-light flexibility

Canon T8i advantages over Sony A7 III

  • Less expensive
    $899 vs $1498
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • More telephoto lens reach
    88 mm vs 70 mm
    Capture objects farther away with the kit lens
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash

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
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Both provide
    Usually improves live view and video AF performance
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • 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

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera

User reviews

Buy From

Review Excerpt

  • New 24MP sensor offers excellent image quality; Outstanding high ISO performance and dynamic range; Improved JPEG colors; Improved build quality; Fast autofocus; Excellent 4K video; Very good battery life.

  • Buffer clearing can be slow even with fast UHS-II cards; UHS-II support only on one card slot; No losslessly compressed RAW option; Dedicated battery charger not included; Menus are still confusing; No built-in flash.

The Competition

Compared to Sony A7 II

Sony A7 III
Sony A7 II
  • $1648
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1148
  • 35mm
  • In-camera panoramas
Canon T8i
Sony A7 II
  • $749
  • APS-C
  • Lens selection
  • Less expensive
  • $1148
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Nikon Z6

Sony A7 III
Nikon Z6
  • $1648
  • 35mm
  • Less expensive
  • NFC
  • $1396
  • 35mm
  • Top deck display
  • More dots on screen
Canon T8i
Nikon Z6
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1396
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Canon EOS R

Sony A7 III
Canon EOS R
  • $1648
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
  • $1499
  • 35mm
  • Tilt-swivel screen
  • More telephoto lens reach
Canon T8i
Canon EOS R
  • $749
  • APS-C
  • Less expensive
  • Internal flash
  • $1499
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon Z5

Sony A7 III
Nikon Z5
  • $1648
  • 35mm
  • NFC
  • Longer video battery life
  • $1097
  • 35mm
  • Less expensive
  • Newer
Canon T8i
Nikon Z5
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1097
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Nikon Z6 II

Sony A7 III
Nikon Z6 II
  • $1648
  • 35mm
  • Less expensive
  • NFC
  • $1747
  • 35mm
  • Top deck display
  • Newer
Canon T8i
Nikon Z6 II
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1747
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
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