• 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • APS-C 337.5mm2
  • 32.5 megapixels
  • ISO 100 - 25,600

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Differences

Sony A7 III advantages over Canon 90D

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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 3.23 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • More viewfinder magnification
    0.78x vs 0.59x
    Get a bigger view of the scene through the eye-level viewfinder
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Bigger JPEG buffer
    163 vs 57 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    204800 vs 51200 ISO
    Higher extended ISO can give more low-light flexibility

Canon 90D advantages over Sony A7 III

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Less expensive
    $1349 vs $1898
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Fast startup
    ~0.40 vs 1.7 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 1300 vs 710 shots
    Capture more photos
  • More telephoto lens reach
    216 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
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Newer
    13 months vs 3 years old
    Newer cameras often support more advanced features
  • More pixels
    32.5 vs 24.2 megapixels
    Higher resolution photos
  • Faster shutter
    1/16000 vs 1/8000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • 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
  • Headphone jack
    Both provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos

User reviews

Buy From

Your purchases support this site

Buy the Canon 90D

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.

  • Highest resolution Canon APS-C camera yet; Great image quality; Faster 10fps burst shooting; Very fast autofocus; Dual Pixel CMOS AF in Live View; 4K video; 1080p120 slow-mo video.

  • Low-pass filter reduces fine detail from high-res sensor; High ISO performance isn't as good as some rival cameras; Video recording limited to 29:59.

The Competition

Compared to Sony A7 II

Sony A7 III
Sony A7 II
  • $1698
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1398
  • 35mm
  • Less expensive
  • In-camera panoramas
Canon 90D
Sony A7 II
  • $1199
  • APS-C
  • Lens selection
  • Less expensive
  • $1398
  • 35mm
  • Focus peaking
  • Larger sensor

Compared to Canon 80D

Sony A7 III
Canon 80D
  • $1698
  • 35mm
  • Focus peaking
  • Larger sensor
  • $899
  • APS-C
  • Lens selection
  • Less expensive
Canon 90D
Canon 80D
  • $1199
  • APS-C
  • Shoot 4K video
  • Built-in Bluetooth
  • $899
  • APS-C
  • Less expensive
  • Bigger pixels

Compared to Nikon D7500

Sony A7 III
Nikon D7500
  • $1698
  • 35mm
  • Focus peaking
  • Larger sensor
  • $997
  • APS-C
  • Lens selection
  • Less expensive
Canon 90D
Nikon D7500
  • $1199
  • APS-C
  • Tilt-swivel screen
  • On-sensor phase detect
  • $997
  • APS-C
  • Bigger pixels
  • Fast startup

Compared to Nikon Z6

Sony A7 III
Nikon Z6
  • $1698
  • 35mm
  • Less expensive
  • NFC
  • $1797
  • 35mm
  • Top deck display
  • More dots on screen
Canon 90D
Nikon Z6
  • $1199
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1797
  • 35mm
  • Focus peaking
  • Larger sensor

Compared to Nikon Z6 II

Sony A7 III
Nikon Z6 II
  • $1698
  • 35mm
  • NFC
  • Longer video battery life
  • $2000
  • 35mm
  • Top deck display
  • Newer
Canon 90D
Nikon Z6 II
  • $1199
  • APS-C
  • Tilt-swivel screen
  • More telephoto lens reach
  • $2000
  • 35mm
  • Focus peaking
  • Larger sensor
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