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

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Differences

Panasonic GX9 advantages over OM System OM-1

  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    46 mm vs 72 mm
    Thinner
  • Bigger JPEG buffer
    140 vs 92 shots
    Take more JPEG shots before waiting (burst mode)

OM System OM-1 advantages over Panasonic GX9

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Longer video battery life
    90 vs 70 minutes
    Capture more video
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    3 years vs 7 years old
    Newer cameras often support more advanced features
  • Higher-res screen
    540k vs 413k pixels
    More detail on the screen lets you judge focus and composition
  • 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
    120.0 fps vs 9.2 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/32000 vs 1/16000 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

  • 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
  • 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

  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the OM System OM-1

Review Excerpt

  • Great image quality; Good high ISO performance for its class; Improved JPEG processing; Fast autofocus; Fast ~9fps burst mode.

  • Smallish field-sequential EVF; Below average battery life; No mic/headphone jacks; Noticeable crop on 4K video.

  • Read our Panasonic GX9 Review

The Competition

Compared to Panasonic GX85

Panasonic GX9
Panasonic GX85
  • $898
  • 4/3
  • Built-in Bluetooth
  • More telephoto lens reach
  • $598
  • 4/3
  • Less expensive
  • Lighter weight

Compare Panasonic GX9 vs Panasonic GX85

OM System OM-1
Panasonic GX85
  • $2200
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $598
  • 4/3
  • In-camera panoramas
  • Internal flash

Compare OM System OM-1 vs Panasonic GX85

Compared to Olympus E-M10 III

Panasonic GX9
Olympus E-M10 III
  • $898
  • 4/3
  • In-camera panoramas
  • Built-in Bluetooth
  • $549
  • 4/3
  • Longer stills battery life
  • Lighter weight

Compare Panasonic GX9 vs Olympus E-M10 III

OM System OM-1
Olympus E-M10 III
  • $2200
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $549
  • 4/3
  • Internal flash
  • Thinner

Compare OM System OM-1 vs Olympus E-M10 III

Compared to Olympus E-PL9

Panasonic GX9
Olympus E-PL9
  • $898
  • 4/3
  • Eye-level viewfinder
  • More telephoto lens reach
  • $700
  • 4/3
  • Longer stills battery life
  • Lighter weight

Compare Panasonic GX9 vs Olympus E-PL9

OM System OM-1
Olympus E-PL9
  • $2200
  • 4/3
  • Tilt-swivel screen
  • Eye-level viewfinder
  • $700
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare OM System OM-1 vs Olympus E-PL9

Compared to Panasonic G95

Panasonic GX9
Panasonic G95
  • $898
  • 4/3
  • Thinner
  • $848
  • 4/3
  • Tilt-swivel screen
  • External Mic Jack

Compare Panasonic GX9 vs Panasonic G95

OM System OM-1
Panasonic G95
  • $2200
  • 4/3
  • High resolution composite
  • On-sensor phase detect
  • $848
  • 4/3
  • In-camera panoramas
  • Built-in Bluetooth

Compare OM System OM-1 vs Panasonic G95

Compared to Olympus E-M1 Mark III

Panasonic GX9
Olympus E-M1 Mark III
  • $898
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $1699
  • 4/3
  • Tilt-swivel screen
  • High resolution composite

Compare Panasonic GX9 vs Olympus E-M1 Mark III

OM System OM-1
Olympus E-M1 Mark III
  • $2200
  • 4/3
  • Newer
  • Higher-res screen
  • $1699
  • 4/3

Compare OM System OM-1 vs Olympus E-M1 Mark III

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