• 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600

Buy From

Differences

Panasonic GX8 advantages over Olympus E-M5 III

  • Less expensive
    $898* vs $1369
    Save money for lenses or accessories
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • More viewfinder magnification
    0.77x vs 0.68x
    Get a bigger view of the scene through the eye-level viewfinder
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Bigger JPEG buffer
    Unlimited vs 26 shots
    Take more JPEG shots before waiting (burst mode)
  • Bigger RAW buffer
    36 vs 23 shots
    Larger buffer for RAW shots (burst mode)

Olympus E-M5 III advantages over Panasonic GX8

  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • 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
  • Newer
    3 months vs 5 years old
    Newer cameras often support more advanced features
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Faster JPEG shooting
    30.0 fps vs 8.3 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    30.0 fps vs 7.9 fps
    Faster RAW shooting in burst mode
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • 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
  • 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
  • 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
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • 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
  • 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 Panasonic GX8

Your purchases support this site

Buy the Olympus E-M5 III

Review Excerpt

  • Highest resolution Micro Four Thirds camera yet; Great high ISO performance; Very fast autofocus; Fast burst mode with deep buffers; Impressive Dual I.S. system; Great 4K video.

  • No built-in flash; Slow buffer clearing; Below average battery life; Limited I.S. for 4K video.

The Competition

Compared to Olympus E-M1

Panasonic GX8
Olympus E-M1
  • $948
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $974
  • 4/3
  • Fast startup
  • On-sensor phase detect
Olympus E-M5 III
Olympus E-M1
  • $999
  • 4/3
  • Tilt-swivel screen
  • Shoot 4K video
  • $974
  • 4/3
  • More viewfinder magnification
  • Bigger JPEG buffer

Compared to Olympus E-M5 II

Panasonic GX8
Olympus E-M5 II
  • $948
  • 4/3
  • Shoot 4K video
  • In-camera panoramas
  • $699
  • 4/3
  • Less expensive
  • High resolution composite
Olympus E-M5 III
Olympus E-M5 II
  • $999
  • 4/3
  • Shoot 4K video
  • Built-in Bluetooth
  • $699
  • 4/3
  • Less expensive
  • More viewfinder magnification

Compared to Olympus PEN-F

Panasonic GX8
Olympus PEN-F
  • $948
  • 4/3
  • Shoot 4K video
  • Fast startup
  • $999
  • 4/3
  • High resolution composite
  • Higher effective ISO
Olympus E-M5 III
Olympus PEN-F
  • $999
  • 4/3
  • Shoot 4K video
  • Built-in Bluetooth
  • $999
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M1 II

Panasonic GX8
Olympus E-M1 II
  • $948
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $1399
  • 4/3
  • High resolution composite
  • Fast startup
Olympus E-M5 III
Olympus E-M1 II
  • $999
  • 4/3
  • Built-in Bluetooth
  • Thinner
  • $1399
  • 4/3
  • Longer video battery life
  • Longer stills battery life

Compared to Olympus E-M10 III

Panasonic GX8
Olympus E-M10 III
  • $948
  • 4/3
  • Tilt-swivel screen
  • In-camera panoramas
  • $449
  • 4/3
  • Less expensive
  • Internal flash
Olympus E-M5 III
Olympus E-M10 III
  • $999
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $449
  • 4/3
  • Less expensive
  • Longer video battery life
Compare Other Cameras?