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

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Differences

Panasonic GH5 advantages over Canon R3

  • Slower slow-motion
    180 fps vs 120 fps
    Supports slower slow-mo
  • Lighter weight
    725g vs 1015g
    Lighter weight
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    600 vs 150 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/16000 vs 1/8000 sec
    Shoot wide open in bright light

Canon R3 advantages over Panasonic GH5

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 6.00 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 760 vs 410 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Newer
    3 years vs 8 years old
    Newer cameras often support more advanced features
  • More dots on screen
    4150k vs 1620k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    24.1 vs 20.3 megapixels
    Higher resolution photos
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Faster JPEG shooting
    30.0 fps vs 11.9 fps
    Faster JPEG shooting (burst mode)
  • Higher extended ISO
    204800 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
  • 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
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • 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
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash

User reviews

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Buy the Canon R3

Review Excerpt

  • 20MP sensor; Better per-pixel sharpness; Very good, slightly improved dynamic range and high ISOs; Stellar 4K video up to 60p with no crop; 6K Photo; Dual UHS-II SD slots; Good battery life for its class.

  • Buffer is deep, but slow to clear; Expensive; Menus still confusing; No optical low-pass filter means greater risk of moire; No built-in flash.

  • Read our Panasonic GH5 Review

The Competition

Compared to Olympus E-M1 II

Panasonic GH5
Olympus E-M1 II
  • $1348
  • 4/3
  • Built-in Bluetooth
  • Bigger JPEG buffer
  • $899
  • 4/3
  • Less expensive
  • High resolution composite

Compare Panasonic GH5 vs Olympus E-M1 II

Canon R3
Olympus E-M1 II
  • $5999
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $899
  • 4/3
  • High resolution composite
  • Lighter weight

Compare Canon R3 vs Olympus E-M1 II

Compared to Panasonic G9

Panasonic GH5
Panasonic G9
  • $1348
  • 4/3
  • Less expensive
  • Bigger JPEG buffer
  • $1065
  • 4/3
  • High resolution composite
  • Top deck display

Compare Panasonic GH5 vs Panasonic G9

Canon R3
Panasonic G9
  • $5999
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $1065
  • 4/3
  • Slower slow-motion
  • High resolution composite

Compare Canon R3 vs Panasonic G9

Compared to Panasonic G95

Panasonic GH5
Panasonic G95
  • $1348
  • 4/3
  • Slower slow-motion
  • Longer stills battery life
  • $848
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare Panasonic GH5 vs Panasonic G95

Canon R3
Panasonic G95
  • $5999
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $848
  • 4/3
  • In-camera panoramas
  • Internal flash

Compare Canon R3 vs Panasonic G95

Compared to Leica SL2-S

Panasonic GH5
Leica SL2-S
  • $1348
  • 4/3
  • Tilt-swivel screen
  • $4895
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare Panasonic GH5 vs Leica SL2-S

Canon R3
Leica SL2-S
  • $5999
  • 35mm
  • Tilt-swivel screen
  • On-sensor phase detect
  • $4895
  • 35mm
  • Less expensive
  • Slower slow-motion

Compare Canon R3 vs Leica SL2-S

Compared to Canon R5 C

Panasonic GH5
Canon R5 C
  • $1348
  • 4/3
  • Slower slow-motion
  • Lacks anti-aliasing filter
  • $4499
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare Panasonic GH5 vs Canon R5 C

Canon R3
Canon R5 C
  • $5999
  • 35mm
  • Bigger pixels
  • More dots on screen
  • $4499
  • 35mm
  • Less expensive
  • Lighter weight

Compare Canon R3 vs Canon R5 C

Compare Other Cameras?