• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • 35mm 864.0mm2
  • 20.1 megapixels
  • ISO 100 - 102,400

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Differences

Panasonic GX7 advantages over Canon 1DX Mark III

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    54 mm vs 82 mm
    Thinner
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots

Canon 1DX Mark III advantages over Panasonic GX7

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 6.58 vs 3.77 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    No vs 1080p
    Make sure you have a fast computer
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 2850 vs 350 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    5 years vs 11 years old
    Newer cameras often support more advanced features
  • More dots on screen
    2100k vs 1037k dots
    Can mean greater resolution or a brighter screen
  • More viewfinder magnification
    0.76x vs 0.70x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    20.1 vs 16.0 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
  • Faster JPEG shooting
    20.0 fps vs 10.7 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    20.0 fps vs 8.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    Unlimited vs 9 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    819200 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

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
  • 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

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility

User reviews

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Your purchases support this site

Buy the Panasonic GX7
Kit with 14-42mm Lens
  • Kit with 14-42mm Lens
  • Body Only
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Buy the Canon 1DX Mark III
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Review Excerpt

  • Sharp retro design and solid build; High resolution, tiltable electronic viewfinder and LCD touchscreen monitor; Competitive still image quality; Very good video quality, recording Full HD at frame rates up to 60p; Fast autofocusing and all-around performance; Robust Wi-Fi and NFC capabilities, including remote shooting when paired with a smart device

  • Weak built-in flash; No external mic or headphone jack for video recording; Some poor results when shooting in Creative Panorama mode

  • Read our Panasonic GX7 Review

The Competition

Compared to Olympus E-M5

Panasonic GX7
Olympus E-M5
  • $648
  • 4/3
  • Focus peaking
  • In-camera panoramas
  • $900
  • 4/3
  • Higher effective ISO
  • More telephoto lens reach

Compare Panasonic GX7 vs Olympus E-M5

Canon 1DX Mark III
Olympus E-M5
  • $6499
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $900
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization

Compare Canon 1DX Mark III vs Olympus E-M5

Compared to Olympus E-M10

Panasonic GX7
Olympus E-M10
  • $648
  • 4/3
  • In-camera panoramas
  • Fast startup
  • $399
  • 4/3
  • Less expensive
  • Higher effective ISO

Compare Panasonic GX7 vs Olympus E-M10

Canon 1DX Mark III
Olympus E-M10
  • $6499
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $399
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization

Compare Canon 1DX Mark III vs Olympus E-M10

Compared to Olympus E-M5 II

Panasonic GX7
Olympus E-M5 II
  • $648
  • 4/3
  • In-camera panoramas
  • Internal flash
  • $899
  • 4/3
  • Tilt-swivel screen
  • High resolution composite

Compare Panasonic GX7 vs Olympus E-M5 II

Canon 1DX Mark III
Olympus E-M5 II
  • $6499
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $899
  • 4/3
  • Less expensive
  • Tilt-swivel screen

Compare Canon 1DX Mark III vs Olympus E-M5 II

Compared to Nikon D5

Panasonic GX7
Nikon D5
  • $648
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
  • $4898
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare Panasonic GX7 vs Nikon D5

Canon 1DX Mark III
Nikon D5
  • $6499
  • 35mm
  • Built-in Wi-Fi
  • Built-in Bluetooth
  • $4898
  • 35mm
  • Less expensive
  • Longer stills battery life

Compare Canon 1DX Mark III vs Nikon D5

Compared to Nikon D6

Panasonic GX7
Nikon D6
  • $648
  • 4/3
  • Less expensive
  • Focus peaking
  • $6500
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare Panasonic GX7 vs Nikon D6

Canon 1DX Mark III
Nikon D6
  • $6499
  • 35mm
  • Built-in Wi-Fi
  • On-sensor phase detect
  • $6500
  • 35mm
  • Longer exposure

Compare Canon 1DX Mark III vs Nikon D6

Compare Other Cameras?