• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • 35mm 847.3mm2
  • 12.1 megapixels
  • ISO 80 - 102,400

Buy From

Differences

Panasonic GM1 advantages over Sony A7S III

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    30 mm vs 69 mm
    Thinner
  • More pixels
    16.0 vs 12.1 megapixels
    Higher resolution photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster shutter
    1/16000 vs 1/8000 sec
    Shoot wide open in bright light

Sony A7S III advantages over Panasonic GM1

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 8.40 vs 3.77 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    No vs 1080p
    Make sure you have a fast computer
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Higher max flash sync
    1/250 vs 1/50 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    4 years vs 11 years old
    Newer cameras often support more advanced features
  • Higher-res screen
    480k vs 346k pixels
    More detail on the screen lets you judge focus and composition
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    409600 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
  • 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

Common Weaknesses

  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera

User reviews

Buy From

Review Excerpt

  • Large Four Thirds sensor is impressive for a camera this small; Shares sensor and processor of GX7; Excellent image quality with class-leading high ISO performance; Responsive all-around performer; AF system is fast and accurate; Easy to use and responsive touchscreen; Built-in Wi-Fi with remote control and sharing features; Lightweight and pocketable design makes it easy to carry everywhere.

  • Can be awkward to use with larger lenses; Rear dial is easy to accidentally press; Lacks a hot-shoe for EVF or external flash; Weak built-in flash; 1/50s flash sync; No 1080p60 video; No external headphone jack or mic input.

The Competition

Compared to Olympus E-PL6

Panasonic GM1
Olympus E-PL6
  • $479
  • 4/3
  • Focus peaking
  • Built-in Wi-Fi
  • $299
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization
Sony A7S III
Olympus E-PL6
  • $3348
  • 35mm
  • Focus peaking
  • Larger sensor
  • $299
  • 4/3
  • Lens selection
  • Thinner

Compared to Panasonic GM5

Panasonic GM1
Panasonic GM5
  • $479
  • 4/3
  • Less expensive
  • Internal flash
  • $898
  • 4/3
  • Eye-level viewfinder
  • In-camera panoramas
Sony A7S III
Panasonic GM5
  • $3348
  • 35mm
  • Tilt-swivel screen
  • Larger sensor
  • $898
  • 4/3
  • Lens selection
  • Thinner

Compared to Panasonic GF7

Panasonic GM1
Panasonic GF7
  • $479
  • 4/3
  • $590
  • 4/3
  • Less expensive
  • In-camera panoramas
Sony A7S III
Panasonic GF7
  • $3348
  • 35mm
  • Tilt-swivel screen
  • Larger sensor
  • $590
  • 4/3
  • Lens selection
  • Internal flash

Compared to Sony A9 II

Panasonic GM1
Sony A9 II
  • $479
  • 4/3
  • Lens selection
  • Internal flash
  • $4498
  • 35mm
  • Larger sensor
  • Eye-level viewfinder
Sony A7S III
Sony A9 II
  • $3348
  • 35mm
  • Less expensive
  • Tilt-swivel screen
  • $4498
  • 35mm
  • On-sensor phase detect
  • More pixels

Compared to Canon R6

Panasonic GM1
Canon R6
  • $479
  • 4/3
  • Internal flash
  • Thinner
  • $2149
  • 35mm
  • Larger sensor
  • Tilt-swivel screen
Sony A7S III
Canon R6
  • $3348
  • 35mm
  • Slower slow-motion
  • Bigger pixels
  • $2149
  • 35mm
  • Less expensive
  • On-sensor phase detect
Compare Other Cameras?