• 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 6400

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Differences

Panasonic G9 advantages over Olympus E-M5 III

  • Slower slow-motion
    180 fps vs 120 fps
    Supports slower slow-mo
  • Longer stills battery life
    More info 400 vs 310 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More viewfinder magnification
    0.83x vs 0.68x
    Get a bigger view of the scene through the eye-level viewfinder
  • 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
    60.0 fps vs 30.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    50 vs 26 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    60.0 fps vs 30.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    50 vs 23 shots
    Larger buffer for RAW shots (burst mode)

Olympus E-M5 III advantages over Panasonic G9

  • Less expensive
    $1099 vs $1498
    Save money for lenses or accessories
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    49 mm vs 91 mm
    Thinner
  • Lighter weight
    414g vs 658g
    Lighter weight

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
  • 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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Your purchases support this site

Buy the Olympus E-M5 III

Review Excerpt

  • Great build quality; Very good image quality; Effective IBIS; Excellent performance; Fast shooting speeds; 4K/60p video.

  • No phase-detection autofocus; 10-minute limit for 4k60p video clips; No V-Log or 10-bit video.

  • Improved image quality; Very good dynamic range & high ISO performance for a modern MFT sensor; Very fast AF; Excellent image stabilization; 4K video recording; Weather-sealed build quality.

  • Below average battery life; Small size can be awkward with long, heavy lenses; One SD card slot.

The Competition

Compared to Olympus E-M1 II

Panasonic G9
Olympus E-M1 II
  • $965
  • 4/3
  • Built-in Bluetooth
  • Top deck display
  • $899
  • 4/3
  • Less expensive
  • Longer video battery life
Olympus E-M5 III
Olympus E-M1 II
  • $924
  • 4/3
  • Built-in Bluetooth
  • Thinner
  • $899
  • 4/3
  • Less expensive
  • Longer video battery life

Compared to Panasonic GH5

Panasonic G9
Panasonic GH5
  • $965
  • 4/3
  • High resolution composite
  • Top deck display
  • $1348
  • 4/3
  • Less expensive
  • Bigger JPEG buffer
Olympus E-M5 III
Panasonic GH5
  • $924
  • 4/3
  • Less expensive
  • High resolution composite
  • $1348
  • 4/3
  • Slower slow-motion
  • Longer stills battery life

Compared to Panasonic G95

Panasonic G9
Panasonic G95
  • $965
  • 4/3
  • Slower slow-motion
  • High resolution composite
  • $848
  • 4/3
  • Less expensive
  • In-camera panoramas
Olympus E-M5 III
Panasonic G95
  • $924
  • 4/3
  • High resolution composite
  • On-sensor phase detect
  • $848
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Panasonic G100

Panasonic G9
Panasonic G100
  • $965
  • 4/3
  • Slower slow-motion
  • In-Camera Image Stabilization
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas
Olympus E-M5 III
Panasonic G100
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M10 IV

Panasonic G9
Olympus E-M10 IV
  • $965
  • 4/3
  • Tilt-swivel screen
  • Slower slow-motion
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life
Olympus E-M5 III
Olympus E-M10 IV
  • $924
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life
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