• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 160 - 12,800
  • 35mm 864.0mm2
  • 61.0 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Panasonic GX1 advantages over Sigma fp L

  • Less expensive
    $950 vs $2499 (MSRP)
    Save money for lenses or accessories
  • Longer stills battery life
    More info 310 vs 240 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Higher max flash sync
    1/160 vs 1/15 sec
    Reduce the effect of ambient light in flash shots
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 12 shots
    Take more JPEG shots before waiting (burst mode)

Sigma fp L advantages over Panasonic GX1

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    4 years vs 13 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    2100k vs 460k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    61.0 vs 16.0 megapixels
    Higher resolution photos
  • Faster JPEG shooting
    10.0 fps vs 4.1 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 12800 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
  • 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

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • 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
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

Buy From

Your purchases support this site

Buy the Panasonic GX1

Your purchases support this site

Buy the Sigma fp L

Review Excerpt

  • Appealing design; Good grip; Very good image quality; Fast autofocus; Built-in Level Gauge.

  • Small rear buttons; Below-average battery life; Weak flash; Orange and yellow can have greenish cast in JPEGs; Shutter-induced motion blur with 14-42mm X Vario kit lens.

  • Read our Panasonic GX1 Review

The Competition

Compared to Olympus E-P3

Panasonic GX1
Olympus E-P3
  • $950
  • 4/3
  • Focus peaking
  • Higher effective ISO
  • $561
  • 4/3
  • In-Camera Image Stabilization
  • Fast startup

Compare Panasonic GX1 vs Olympus E-P3

Sigma fp L
Olympus E-P3
  • $2499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $561
  • 4/3
  • Less expensive
  • Longer stills battery life

Compare Sigma fp L vs Olympus E-P3

Compared to Olympus E-PL3

Panasonic GX1
Olympus E-PL3
  • $950
  • 4/3
  • Focus peaking
  • Fast startup
  • $700
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization

Compare Panasonic GX1 vs Olympus E-PL3

Sigma fp L
Olympus E-PL3
  • $2499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $700
  • 4/3
  • Less expensive
  • Tiltable Screen

Compare Sigma fp L vs Olympus E-PL3

Compared to Panasonic GF6

Panasonic GX1
Panasonic GF6
  • $950
  • 4/3
  • Focus peaking
  • Higher effective ISO
  • $400
  • 4/3
  • Less expensive
  • Touchscreen

Compare Panasonic GX1 vs Panasonic GF6

Sigma fp L
Panasonic GF6
  • $2499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $400
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare Sigma fp L vs Panasonic GF6

Compared to Sigma fp

Panasonic GX1
Sigma fp
  • $950
  • 4/3
  • Internal flash
  • Higher max flash sync
  • $1699
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compare Panasonic GX1 vs Sigma fp

Sigma fp L
Sigma fp
  • $2499
  • 35mm
  • More pixels
  • Has anti-aliasing filter
  • $1699
  • 35mm
  • Bigger pixels
  • Higher max flash sync

Compare Sigma fp L vs Sigma fp

Compared to Sony A7C

Panasonic GX1
Sony A7C
  • $950
  • 4/3
  • Lens selection
  • More telephoto lens reach
  • $1598
  • 35mm
  • Larger sensor
  • Tilt-swivel screen

Compare Panasonic GX1 vs Sony A7C

Sigma fp L
Sony A7C
  • $2499
  • 35mm
  • Thinner
  • More dots on screen
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Eye-level viewfinder

Compare Sigma fp L vs Sony A7C

Compare Other Cameras?