• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 12,800
  • 35mm 864.0mm2
  • 30.3 megapixels
  • ISO 100 - 40,000

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Differences

Panasonic GH3 advantages over Canon EOS R

  • Fast startup
    ~0.80 vs 2.1 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 540 vs 370 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 126 shots
    Take more JPEG shots before waiting (burst mode)

Canon EOS R advantages over Panasonic GH3

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.36 vs 3.75 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Higher effective ISO
    2,742 vs 812 iso
    Take photos in low light with less noise
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Newer
    6 years vs 12 years old
    Newer cameras often support more advanced features
  • More dots on screen
    2100k vs 614k dots
    Can mean greater resolution or a brighter screen
  • Less shutter lag
    0.10 vs 0.21 sec
    Focus and take a photo quickly (wide angle)
  • More viewfinder magnification
    0.76x vs 0.67x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    30.3 vs 16.1 megapixels
    Higher resolution photos
  • Faster JPEG shooting
    8.0 fps vs 6.1 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    8.0 fps vs 5.1 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    65 vs 24 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Tilt-swivel screen
    Both provide
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
  • 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
  • Headphone jack
    Both provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Dual card slots
    Neither provide
    Gives you more storage flexibility

User reviews

Buy From

Review Excerpt

  • Professional quality video in a compact body; Still image quality ranks with the best mirrorless models and even some prosumer DSLRs; Fast autofocus; Rugged, weatherized camera build; Reasonably priced for its advanced feature set; Large selection of high quality lenses.

  • Not as compact as most mirrorless cameras; Live View not available during high speed bursts; High ISO image quality and dynamic range not quite as good as top APS-C cameras.

  • Very good overall image quality; Good dynamic range & very good high ISO performance; Excellent Dual Pixel CMOS AF performance; Sharp native lenses; Great performance with adapted optics; Compact design; Fully articulating LCD.

  • Sensor performance lags behind competition; No In-Body Image Stabilization; Sluggish burst speed with C-AF; Mediocre battery life; No 4Kp60; 1.7x 4K crop; Ergonomics could be better.

The Competition

Compared to Panasonic G5

Panasonic GH3
Panasonic G5
  • $798
  • 4/3
  • Tilt-swivel screen
  • Fast startup
  • $500
  • 4/3
  • Higher-res screen
Canon EOS R
Panasonic G5
  • $1499
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
  • $500
  • 4/3
  • Less expensive
  • Fast startup

Compared to Olympus E-M1

Panasonic GH3
Olympus E-M1
  • $798
  • 4/3
  • Tilt-swivel screen
  • Longer stills battery life
  • $1099
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Canon EOS R
Olympus E-M1
  • $1499
  • 35mm
  • Larger sensor
  • Tilt-swivel screen
  • $1099
  • 4/3
  • In-Camera Image Stabilization
  • Fast startup

Compared to Panasonic GH4

Panasonic GH3
Panasonic GH4
  • $798
  • 4/3
  • $898
  • 4/3
  • Focus peaking
  • Shoot 4K video
Canon EOS R
Panasonic GH4
  • $1499
  • 35mm
  • Larger sensor
  • Slower slow-motion
  • $898
  • 4/3
  • Less expensive
  • Fast startup

Compared to Nikon Z7

Panasonic GH3
Nikon Z7
  • $798
  • 4/3
  • Tilt-swivel screen
  • Fast startup
  • $2147
  • 35mm
  • Focus peaking
  • Larger sensor
Canon EOS R
Nikon Z7
  • $1499
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $2147
  • 35mm
  • In-Camera Image Stabilization
  • Fast startup

Compared to Nikon Z6

Panasonic GH3
Nikon Z6
  • $798
  • 4/3
  • Tilt-swivel screen
  • Fast startup
  • $1396
  • 35mm
  • Focus peaking
  • Larger sensor
Canon EOS R
Nikon Z6
  • $1499
  • 35mm
  • Tilt-swivel screen
  • More telephoto lens reach
  • $1396
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
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