• APS-C 332.3mm2
  • 24.1 megapixels
  • ISO 100 - 25,600
  • 35mm 847.3mm2
  • 12.1 megapixels
  • ISO 80 - 102,400

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Differences

Canon T8i advantages over Sony A7S III

  • Less expensive
    $899 vs $3198*
    Save money for lenses or accessories
  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • More pixels
    24.1 vs 12.1 megapixels
    Higher resolution photos

Sony A7S 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
    ~ 8.40 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Higher-res screen
    480k vs 346k pixels
    More detail on the screen lets you judge focus and composition
  • 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
    409600 vs 51200 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
  • Tilt-swivel screen
    Both provide
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
  • 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

  • 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

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Review Excerpt

The Competition

Compared to Sony A7S II

Canon T8i
Sony A7S II
  • $749
  • APS-C
  • Lens selection
  • Less expensive
  • $2398
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon T8i vs Sony A7S II

Sony A7S III
Sony A7S II
  • $3348
  • 35mm
  • Tilt-swivel screen
  • Slower slow-motion
  • $2398
  • 35mm
  • Less expensive

Compare Sony A7S III vs Sony A7S II

Compared to Sony A9 II

Canon T8i
Sony A9 II
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $4498
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon T8i vs Sony A9 II

Sony A7S III
Sony A9 II
  • $3348
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $4498
  • 35mm
  • On-sensor phase detect
  • More pixels

Compare Sony A7S III vs Sony A9 II

Compared to Canon R6

Canon T8i
Canon R6
  • $749
  • APS-C
  • Less expensive
  • Internal flash
  • $2149
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon T8i vs Canon R6

Sony A7S III
Canon R6
  • $3348
  • 35mm
  • Slower slow-motion
  • Bigger pixels
  • $2149
  • 35mm
  • Less expensive
  • On-sensor phase detect

Compare Sony A7S III vs Canon R6

Compared to Nikon Z6 II

Canon T8i
Nikon Z6 II
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1747
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon T8i vs Nikon Z6 II

Sony A7S III
Nikon Z6 II
  • $3348
  • 35mm
  • Tilt-swivel screen
  • Slower slow-motion
  • $1747
  • 35mm
  • Less expensive
  • On-sensor phase detect

Compare Sony A7S III vs Nikon Z6 II

Compared to Canon R6 Mark II

Canon T8i
Canon R6 Mark II
  • $749
  • APS-C
  • Less expensive
  • Internal flash
  • $2416
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Canon T8i vs Canon R6 Mark II

Sony A7S III
Canon R6 Mark II
  • $3348
  • 35mm
  • Slower slow-motion
  • Bigger pixels
  • $2416
  • 35mm
  • Less expensive
  • On-sensor phase detect

Compare Sony A7S III vs Canon R6 Mark II

Compare Other Cameras?