• 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • 35mm 864.0mm2
  • 20.1 megapixels
  • ISO 100 - 102,400

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Differences

Sony A7R III advantages over Canon R6

  • Less expensive
    $1805 vs $2099
    Save money for lenses or accessories
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • More pixels
    42.4 vs 20.1 megapixels
    Higher resolution photos
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos

Canon R6 advantages over Sony A7R III

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Bigger pixels
    ~ 6.58 vs 4.51 microns
    Better low-light and dynamic range (all else equal)
  • Newer
    4 years vs 7 years old
    Newer cameras often support more advanced features
  • Higher-res screen
    540k vs 360k pixels
    More detail on the screen lets you judge focus and composition
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Higher extended ISO
    204800 vs 102400 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
  • 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
  • Dual card slots
    Both provide
    Gives you more storage flexibility
  • 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
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera

User reviews

Buy From

Your purchases support this site

Buy the Sony A7R III

Your purchases support this site

Buy the Canon R6

Review Excerpt

  • Fantastic image quality; Improved dynamic range over its predecessor; Very good high ISO performance; Much improved real-world AF performance; Class-leading burst rates, even with RAW; Improved 5-axis in-body image stabilization; Better 4K video quality; 1080/120fps video; Dual card slots; Significantly better battery life.

  • Expensive; Menus still confusing; UHS-II support only on one card slot; No optical low-pass filter means greater risk of moire; No built-in flash; Buffer clearing still slow despite UHS-II support.

The Competition

Compared to Sony A7R II

Sony A7R III
Sony A7R II
  • $2151
  • 35mm
  • Touchscreen
  • High resolution composite
  • $2348
  • 35mm
  • In-camera panoramas
Canon R6
Sony A7R II
  • $2149
  • 35mm
  • Tilt-swivel screen
  • Bigger pixels
  • $2348
  • 35mm
  • Less expensive
  • In-camera panoramas

Compared to Sony A7R IV

Sony A7R III
Sony A7R IV
  • $2151
  • 35mm
  • Less expensive
  • Bigger pixels
  • $3120
  • 35mm
  • Fast startup
  • More pixels
Canon R6
Sony A7R IV
  • $2149
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $3120
  • 35mm
  • High resolution composite
  • NFC

Compared to Nikon Z7 II

Sony A7R III
Nikon Z7 II
  • $2151
  • 35mm
  • Less expensive
  • High resolution composite
  • $2330
  • 35mm
  • Top deck display
  • Newer
Canon R6
Nikon Z7 II
  • $2149
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $2330
  • 35mm
  • Top deck display
  • More pixels

Compared to Nikon Z6 II

Sony A7R III
Nikon Z6 II
  • $2151
  • 35mm
  • Less expensive
  • High resolution composite
  • $1747
  • 35mm
  • Bigger pixels
  • Top deck display
Canon R6
Nikon Z6 II
  • $2149
  • 35mm
  • Tilt-swivel screen
  • More telephoto lens reach
  • $1747
  • 35mm
  • Top deck display
  • More pixels

Compared to Canon R6 Mark II

Sony A7R III
Canon R6 Mark II
  • $2151
  • 35mm
  • Less expensive
  • High resolution composite
  • $2432
  • 35mm
  • Tilt-swivel screen
  • Slower slow-motion
Canon R6
Canon R6 Mark II
  • $2149
  • 35mm
  • Less expensive
  • $2432
  • 35mm
  • Slower slow-motion
  • Newer
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