• 35mm 861.6mm2
  • 26.2 megapixels
  • ISO 100 - 40,000
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000

Buy From

Differences

Canon 6D Mark II advantages over Sony A6400

  • 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.
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Bigger pixels
    ~ 5.67 vs 3.92 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.50 vs 1.8 sec
    Faster startup lets you catch the moment
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 1200 vs 410 shots
    Capture more photos
  • More telephoto lens reach
    105 mm vs 75 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

Sony A6400 advantages over Canon 6D Mark II

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Less expensive
    $848 vs $1599
    Save money for lenses or accessories
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Lighter weight
    519g vs 1560g
    Lighter weight
  • Faster JPEG shooting
    11.0 fps vs 6.5 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    11.1 fps vs 6.5 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    42 vs 20 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • NFC
    Both provide
    Simplifies pairing your camera with supported phones
  • 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 Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Canon 6D Mark II

Your purchases support this site

Buy the Sony A6400

Review Excerpt

  • Great vari-angle touchscreen; Dual Pixel CMOS AF; Good image quality in most situations; Impressive performance for its class.

  • Disappointing dynamic range; No 4K video; Optical viewfinder comes up short; Narrow AF point coverage through viewfinder.

The Competition

Compared to Nikon D610

Canon 6D Mark II
Nikon D610
  • $1332
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $1198
  • 35mm
  • Fast startup
  • More dynamic range
Sony A6400
Nikon D610
  • $798
  • APS-C
  • Focus peaking
  • Less expensive
  • $1198
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Nikon D750

Canon 6D Mark II
Nikon D750
  • $1332
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $1700
  • 35mm
  • More dynamic range
  • Internal flash
Sony A6400
Nikon D750
  • $798
  • APS-C
  • Less expensive
  • Focus peaking
  • $1700
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Pentax K-1 II

Canon 6D Mark II
Pentax K-1 II
  • $1332
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $1747
  • 35mm
  • Focus peaking
  • In-Camera Image Stabilization
Sony A6400
Pentax K-1 II
  • $798
  • APS-C
  • Less expensive
  • Shoot 4K video
  • $1747
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Fujifilm X-T100

Canon 6D Mark II
Fujifilm X-T100
  • $1332
  • 35mm
  • Lens selection
  • Larger sensor
  • $599
  • APS-C
  • Less expensive
  • Focus peaking
Sony A6400
Fujifilm X-T100
  • $798
  • APS-C
  • Slower slow-motion
  • Fast startup
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Sony A6100

Canon 6D Mark II
Sony A6100
  • $1332
  • 35mm
  • Lens selection
  • Larger sensor
  • $648
  • APS-C
  • Focus peaking
  • Less expensive
Sony A6400
Sony A6100
  • $798
  • APS-C
  • Higher extended ISO
  • $648
  • APS-C
  • Less expensive
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