• 35mm 864.0mm2
  • 30.4 megapixels
  • ISO 100 - 32,000
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000

Buy From

Differences

Canon 5D Mark IV 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.
  • Bigger pixels
    ~ 5.36 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 900 vs 410 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Higher-res screen
    540k vs 307k pixels
    More detail on the screen lets you judge focus and composition
  • More pixels
    30.4 vs 24.2 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Bigger JPEG buffer
    Unlimited vs 87 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Sony A6400 advantages over Canon 5D Mark IV

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Less expensive
    $848 vs $3249
    Save money for lenses or accessories
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Newer
    5 years vs 8 years old
    Newer cameras often support more advanced features
  • Faster JPEG shooting
    11.0 fps vs 7.0 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    11.1 fps vs 7.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    42 vs 19 shots
    Larger buffer for RAW shots (burst mode)

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
  • NFC
    Both provide
    Simplifies pairing your camera with supported phones
  • 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
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds

User reviews

Buy From

Your purchases support this site

Buy the Canon 5D Mark IV

Your purchases support this site

Buy the Sony A6400

Review Excerpt

  • Superb image quality from RAW files; Improved dynamic range; Excellent high ISO performance; Fast 7fps burst rate with unlimited JPEG buffer; High-quality cinema 4K video; Built-in Wi-Fi; Dual Pixel CMOS AF is very good.

  • JPEG files look soft at default settings; 1/200s flash sync; 4K video codec is cumbersome; 29:59 continuous video recording limit.

The Competition

Compared to Canon 5D Mark III

Canon 5D Mark IV
Canon 5D Mark III
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $2139
  • 35mm
  • Less expensive
  • Bigger pixels
Sony A6400
Canon 5D Mark III
  • $898
  • APS-C
  • Less expensive
  • Focus peaking
  • $2139
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Nikon D810

Canon 5D Mark IV
Nikon D810
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $2346
  • 35mm
  • Longer stills battery life
  • Internal flash
Sony A6400
Nikon D810
  • $898
  • APS-C
  • Less expensive
  • Focus peaking
  • $2346
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Sony A99 II

Canon 5D Mark IV
Sony A99 II
  • $2499
  • 35mm
  • Lens selection
  • Bigger pixels
  • $3198
  • 35mm
  • Focus peaking
  • Tilt-swivel screen
Sony A6400
Sony A99 II
  • $898
  • APS-C
  • Less expensive
  • Touchscreen
  • $3198
  • 35mm
  • Tilt-swivel screen
  • Larger sensor

Compared to Pentax K-1 II

Canon 5D Mark IV
Pentax K-1 II
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1747
  • 35mm
  • Less expensive
  • Focus peaking
Sony A6400
Pentax K-1 II
  • $898
  • APS-C
  • Less expensive
  • Shoot 4K video
  • $1747
  • 35mm
  • Lens selection
  • Larger sensor

Compared to Fujifilm X-T100

Canon 5D Mark IV
Fujifilm X-T100
  • $2499
  • 35mm
  • Slower slow-motion
  • Lens selection
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Sony A6400
Fujifilm X-T100
  • $898
  • APS-C
  • Slower slow-motion
  • Fast startup
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen
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