• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • 35mm 864.0mm2
  • 61.0 megapixels
  • ISO 100 - 25,600

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Differences

Panasonic GH4 advantages over Sigma fp L

  • 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
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Longer stills battery life
    More info 530 vs 240 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Higher max flash sync
    1/250 vs 1/15 sec
    Reduce the effect of ambient light in flash shots
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    12.8 fps vs 10.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 12 shots
    Take more JPEG shots before waiting (burst mode)

Sigma fp L advantages over Panasonic GH4

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Slower slow-motion
    120 fps vs 96 fps
    Supports slower slow-mo
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Thinner
    45 mm vs 83 mm
    Thinner
  • Newer
    4 years vs 11 years old
    Newer cameras often support more advanced features
  • Lighter weight
    427g vs 569g
    Lighter weight
  • More dots on screen
    2100k vs 1037k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    61.0 vs 16.1 megapixels
    Higher resolution photos
  • 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
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • 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
  • 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

Buy From

Review Excerpt

  • Excellent still image quality for its class; Fantastic, highly-detailed video quality; Superior video recording chops with 4K video (both Cinema 4K and Ultra HD); Responsive all-around performer with great AF performance and burst shooting; Rolling shutter is minimal with 60p and 30p video; Splash- and dust-proof magnesium alloy body; Built-in Wi-Fi with NFC.

  • High ISO performance not as good as some APS-C models (IQ drops quickly past ISO 3200); Overall still image quality not significantly better than the GH3; Sluggish buffer clearing with RAW files; Rolling shutter noticeable on 4K video; Not as compact as most mirrorless cameras.

The Competition

Compared to Panasonic GH3

Panasonic GH4
Panasonic GH3
  • $998
  • 4/3
  • Focus peaking
  • Shoot 4K video
  • $798
  • 4/3
Sigma fp L
Panasonic GH3
  • $2499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $798
  • 4/3
  • Less expensive
  • Tilt-swivel screen

Compared to Olympus E-M1

Panasonic GH4
Olympus E-M1
  • $998
  • 4/3
  • Tilt-swivel screen
  • Shoot 4K video
  • $1099
  • 4/3
  • In-Camera Image Stabilization
  • On-sensor phase detect
Sigma fp L
Olympus E-M1
  • $2499
  • 35mm
  • Larger sensor
  • Shoot 4K video
  • $1099
  • 4/3
  • Eye-level viewfinder
  • Tiltable Screen

Compared to Panasonic G7

Panasonic GH4
Panasonic G7
  • $998
  • 4/3
  • Fast startup
  • NFC
  • $498
  • 4/3
  • Less expensive
  • In-camera panoramas
Sigma fp L
Panasonic G7
  • $2499
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
  • $498
  • 4/3
  • Tilt-swivel screen
  • Eye-level viewfinder

Compared to Sigma fp

Panasonic GH4
Sigma fp
  • $998
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $1699
  • 35mm
  • Slower slow-motion
  • Larger sensor
Sigma fp L
Sigma fp
  • $2499
  • 35mm
  • More pixels
  • Has anti-aliasing filter
  • $1699
  • 35mm
  • Bigger pixels
  • Higher max flash sync

Compared to Sony A7C

Panasonic GH4
Sony A7C
  • $998
  • 4/3
  • Less expensive
  • Lens selection
  • $1598
  • 35mm
  • Larger sensor
  • Slower slow-motion
Sigma fp L
Sony A7C
  • $2499
  • 35mm
  • Thinner
  • More dots on screen
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Eye-level viewfinder
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