• APS-C 369.0mm2
  • 19.6 megapixels
  • 75.00mm (35mm eq.)
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

Buy From

Differences

Sigma dp3 Quattro advantages over Panasonic G100

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.33 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • Higher max flash sync
    1/1250 vs 1/200 sec
    Reduce the effect of ambient light in flash shots
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Panasonic G100 advantages over Sigma dp3 Quattro

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    4K (UHD) vs No
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    54 mm vs 101 mm
    Thinner
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    4 years vs 9 years old
    Newer cameras often support more advanced features
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    1840k vs 922k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/16000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities

Common Weaknesses

  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • 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
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Panasonic G100

Review Excerpt

The Competition

Compared to Sigma DP1 Merrill

Sigma dp3 Quattro
Sigma DP1 Merrill
  • $999
  • APS-C
  • More telephoto lens reach
  • Longer stills battery life
  • $849
  • APS-C
  • Less expensive
  • Bigger pixels
Panasonic G100
Sigma DP1 Merrill
  • $623
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $849
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sigma dp2 Quattro

Sigma dp3 Quattro
Sigma dp2 Quattro
  • $999
  • APS-C
  • More telephoto lens reach
  • $899
  • APS-C
  • Wider angle lens
Panasonic G100
Sigma dp2 Quattro
  • $623
  • 4/3
  • Focus peaking
  • Less expensive
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sigma dp1 Quattro

Sigma dp3 Quattro
Sigma dp1 Quattro
  • $999
  • APS-C
  • More telephoto lens reach
  • $1103
  • APS-C
  • Wider angle lens
Panasonic G100
Sigma dp1 Quattro
  • $623
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $1103
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Olympus E-M5 III

Sigma dp3 Quattro
Olympus E-M5 III
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $924
  • 4/3
  • Focus peaking
  • Tilt-swivel screen
Panasonic G100
Olympus E-M5 III
  • $623
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite

Compared to Olympus E-M10 IV

Sigma dp3 Quattro
Olympus E-M10 IV
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $666
  • 4/3
  • Focus peaking
  • Eye-level viewfinder
Panasonic G100
Olympus E-M10 IV
  • $623
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $666
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach
Compare Other Cameras?