• APS-C 369.0mm2
  • 24.2 megapixels
  • ISO 200 - 6400
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

Buy From

Differences

Fujifilm X-A3 advantages over Panasonic G100

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.92 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • More telephoto lens reach
    76 mm vs 64 mm
    Capture objects farther away with the kit lens
  • Thinner
    40 mm vs 54 mm
    Thinner
  • More pixels
    24.2 vs 20.3 megapixels
    Higher resolution photos
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light

Panasonic G100 advantages over Fujifilm X-A3

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • 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 1080p
    Make sure you have a fast computer
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    4 years vs 8 years old
    Newer cameras often support more advanced features
  • More dots on screen
    1840k vs 1037k dots
    Can mean greater resolution or a brighter screen
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

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
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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

  • 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
  • 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 Fujifilm X-A3
Kit with 16-50mm Lens (Silver)
  • Kit with 16-50mm Lens (Silver)
  • Kit with 16-50mm Lens (Brown)
  • Kit with 16-50mm Lens (Pink)
All X-A3 Deals

Your purchases support this site

Buy the Panasonic G100
Kit with 12-32mm Lens
  • Kit with 12-32mm Lens
  • Kit with Lens + Tripod Grip
All G100 Deals

Review Excerpt

The Competition

Compared to Sony A6300

Fujifilm X-A3
Sony A6300
  • $549
  • APS-C
  • Less expensive
  • Touchscreen
  • $748
  • APS-C
  • Eye-level viewfinder
  • Shoot 4K video

Compare Fujifilm X-A3 vs Sony A6300

Panasonic G100
Sony A6300
  • $599
  • 4/3
  • Lens selection
  • Less expensive
  • $748
  • APS-C
  • Larger sensor
  • Bigger pixels

Compare Panasonic G100 vs Sony A6300

Compared to Canon EOS M6

Fujifilm X-A3
Canon EOS M6
  • $549
  • APS-C
  • Lens selection
  • Larger sensor
  • $399
  • APS-C
  • Fast startup
  • NFC

Compare Fujifilm X-A3 vs Canon EOS M6

Panasonic G100
Canon EOS M6
  • $599
  • 4/3
  • Lens selection
  • Less expensive
  • $399
  • APS-C
  • Larger sensor
  • NFC

Compare Panasonic G100 vs Canon EOS M6

Compared to Fujifilm X-A5

Fujifilm X-A3
Fujifilm X-A5
  • $549
  • APS-C
  • Fast startup
  • $499
  • APS-C
  • Shoot 4K video
  • Built-in Bluetooth

Compare Fujifilm X-A3 vs Fujifilm X-A5

Panasonic G100
Fujifilm X-A5
  • $599
  • 4/3
  • Lens selection
  • Tilt-swivel screen
  • $499
  • APS-C
  • Larger sensor
  • Less expensive

Compare Panasonic G100 vs Fujifilm X-A5

Compared to Olympus E-M5 III

Fujifilm X-A3
Olympus E-M5 III
  • $549
  • APS-C
  • Less expensive
  • Larger sensor
  • $824
  • 4/3
  • Tilt-swivel screen
  • Lens selection

Compare Fujifilm X-A3 vs Olympus E-M5 III

Panasonic G100
Olympus E-M5 III
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $824
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite

Compare Panasonic G100 vs Olympus E-M5 III

Compared to Olympus E-M10 IV

Fujifilm X-A3
Olympus E-M10 IV
  • $549
  • APS-C
  • Less expensive
  • Larger sensor
  • $630
  • 4/3
  • Lens selection
  • Eye-level viewfinder

Compare Fujifilm X-A3 vs Olympus E-M10 IV

Panasonic G100
Olympus E-M10 IV
  • $599
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $630
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach

Compare Panasonic G100 vs Olympus E-M10 IV

Compare Other Cameras?