• APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000
  • 1/2.3 inch 28.1mm2
  • 20.2 megapixels
  • 28.00mm - 140.00mm (35mm eq.)

Buy From

Differences

Sony A6400 advantages over Ricoh G900

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 3.92 vs 1.19 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (UHD) vs No
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 410 vs 340 shots
    Capture more photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    24.2 vs 20.2 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Longer exposure
    30 vs 4 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    102400 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Ricoh G900 advantages over Sony A6400

  • Less expensive
    $696* vs $848
    Save money for lenses or accessories
  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Thinner
    33 mm vs 59 mm
    Thinner
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • 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 Sony A6400

Review Excerpt

The Competition

Compared to Ricoh WG-30w

Sony A6400
Ricoh WG-30w
  • $798
  • APS-C
  • Focus peaking
  • Larger sensor
  • $450
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
Ricoh G900
Ricoh WG-30w
  • $746
  • 1/2.3 inch
  • Built-in GPS
  • Newer
  • $450
  • 1/2.3 inch
  • Built-in Wi-Fi
  • Shoots 1080p video

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
Ricoh G900
Fujifilm X-T100
  • $746
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Ricoh WG-6

Sony A6400
Ricoh WG-6
  • $798
  • APS-C
  • Focus peaking
  • Larger sensor
  • $298
  • 1/2.3 inch
  • Less expensive
  • Waterproof
Ricoh G900
Ricoh WG-6
  • $746
  • 1/2.3 inch
  • $298
  • 1/2.3 inch
  • Less expensive

Compared to Canon EOS M6 Mark II

Sony A6400
Canon EOS M6 Mark II
  • $798
  • APS-C
  • Lens selection
  • Less expensive
  • $849
  • APS-C
  • Fast startup
  • More pixels
Ricoh G900
Canon EOS M6 Mark II
  • $746
  • 1/2.3 inch
  • Less expensive
  • Waterproof
  • $849
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Sony A6100

Sony A6400
Sony A6100
  • $798
  • APS-C
  • Higher extended ISO
  • $673
  • APS-C
  • Less expensive
Ricoh G900
Sony A6100
  • $746
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $673
  • APS-C
  • Focus peaking
  • Larger sensor
Compare Other Cameras?