• 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • 4/3 224.9mm2
  • 10.2 megapixels
  • ISO 160 - 51,200

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Differences

Sony A7R III advantages over Panasonic GH5S

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • 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
  • Longer video battery life
    100 vs 60 minutes
    Capture more video
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 650 vs 440 shots
    Capture more photos
  • More pixels
    42.4 vs 10.2 megapixels
    Higher resolution photos

Panasonic GH5S advantages over Sony A7R III

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Less expensive
    $1798* vs $2498
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Slower slow-motion
    240 fps vs 120 fps
    Supports slower slow-mo
  • Fast startup
    ~1.10 vs 1.7 sec
    Faster startup lets you catch the moment
  • Less shutter lag
    0.17 vs 0.25 sec
    Focus and take a photo quickly (wide angle)
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    11.7 fps vs 9.9 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    600 vs 82 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    12.5 fps vs 9.2 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    120 vs 30 shots
    Larger buffer for RAW shots (burst mode)
  • Faster shutter
    1/16000 vs 1/8000 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
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • 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
  • 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

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Your purchases support this site

Buy the Sony A7R III

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.

  • Excellent video quality; Very good high ISO performance; Cinema 4K & UHD video up to 60p; Full HD up to 240p; 10-bit internal video recording; Tons of features & options for advanced/pro videographers.

  • 10MP resolution is limiting for still photos; No in-body image stabilization; Slower AF than GH5; Buffer clearing could be faster; No 6K Photo features due to sensor resolution.

The Competition

Compared to Sony A7R II

Sony A7R III
Sony A7R II
  • $2204
  • 35mm
  • Touchscreen
  • High resolution composite
  • $2348
  • 35mm
  • Less expensive
  • In-camera panoramas
Panasonic GH5S
Sony A7R II
  • $1948
  • 4/3
  • Lens selection
  • Tilt-swivel screen
  • $2348
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Panasonic GH5

Sony A7R III
Panasonic GH5
  • $2204
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $1348
  • 4/3
  • Lens selection
  • Less expensive
Panasonic GH5S
Panasonic GH5
  • $1948
  • 4/3
  • Slower slow-motion
  • Bigger pixels
  • $1348
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization

Compared to Panasonic G9

Sony A7R III
Panasonic G9
  • $2204
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $1065
  • 4/3
  • Lens selection
  • Less expensive
Panasonic GH5S
Panasonic G9
  • $1948
  • 4/3
  • Slower slow-motion
  • Bigger pixels
  • $1065
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization

Compared to Sony A7R IV

Sony A7R III
Sony A7R IV
  • $2204
  • 35mm
  • Less expensive
  • Bigger pixels
  • $3254
  • 35mm
  • Fast startup
  • More pixels
Panasonic GH5S
Sony A7R IV
  • $1948
  • 4/3
  • Lens selection
  • Less expensive
  • $3254
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Nikon Z7 II

Sony A7R III
Nikon Z7 II
  • $2204
  • 35mm
  • High resolution composite
  • NFC
  • $2330
  • 35mm
  • Top deck display
  • Newer
Panasonic GH5S
Nikon Z7 II
  • $1948
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $2330
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
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