• APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000
  • 35mm 858.0mm2
  • 33.0 megapixels
  • ISO 100 - 51,200

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Differences

Sony A6400 advantages over Sony A7 IV

  • Less expensive
    $848 vs $2498
    Save money for lenses or accessories
  • 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
  • Thinner
    59 mm vs 79 mm
    Thinner
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Wider angle kit lens
    24 mm vs 28 mm
    Capture more of the scene with the included lens
  • Faster JPEG shooting
    11.0 fps vs 10.0 fps
    Faster JPEG shooting (burst mode)

Sony A7 IV advantages over Sony A6400

  • 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
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.12 vs 3.92 microns
    Better low-light and dynamic range (all else equal)
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    3 years vs 5 years old
    Newer cameras often support more advanced features
  • More dots on screen
    3680k vs 922k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    33.0 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
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Bigger JPEG buffer
    828 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
  • 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
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • 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
  • 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

  • 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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Your purchases support this site

Buy the Sony A6400

Review Excerpt

The Competition

Compared to Canon EOS M50

Sony A6400
Canon EOS M50
  • $798
  • APS-C
  • Lens selection
  • Larger sensor
  • $579
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Sony A7 IV
Canon EOS M50
  • $2365
  • 35mm
  • Lens selection
  • Larger sensor
  • $579
  • APS-C
  • Less expensive
  • On-sensor phase detect

Compared to Fujifilm X-T100

Sony A6400
Fujifilm X-T100
  • $798
  • APS-C
  • Slower slow-motion
  • Fast startup
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Sony A7 IV
Fujifilm X-T100
  • $2365
  • 35mm
  • Larger sensor
  • Slower slow-motion
  • $599
  • APS-C
  • Less expensive
  • On-sensor phase detect

Compared to Sony A6100

Sony A6400
Sony A6100
  • $798
  • APS-C
  • Higher extended ISO
  • $648
  • APS-C
  • Less expensive
Sony A7 IV
Sony A6100
  • $2365
  • 35mm
  • Larger sensor
  • Tilt-swivel screen
  • $648
  • APS-C
  • Less expensive
  • On-sensor phase detect

Compared to Nikon Z7 II

Sony A6400
Nikon Z7 II
  • $798
  • APS-C
  • Less expensive
  • In-camera panoramas
  • $2530
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
Sony A7 IV
Nikon Z7 II
  • $2365
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $2530
  • 35mm
  • On-sensor phase detect
  • Top deck display

Compared to Canon R6 Mark II

Sony A6400
Canon R6 Mark II
  • $798
  • APS-C
  • Less expensive
  • In-camera panoramas
  • $2532
  • 35mm
  • Larger sensor
  • Tilt-swivel screen
Sony A7 IV
Canon R6 Mark II
  • $2365
  • 35mm
  • In-camera panoramas
  • NFC
  • $2532
  • 35mm
  • Slower slow-motion
  • Bigger pixels
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