• 4/3 226.2mm2
  • 20.3 megapixels
  • ISO 200 - 25,600
  • APS-C 366.6mm2
  • 26.1 megapixels
  • ISO 160 - 12,800

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Differences

Olympus E-M10 IV advantages over Fujifilm X-S10

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Less expensive
    $700 vs $1000 (MSRP)
    Save money for lenses or accessories
  • Thinner
    49 mm vs 65 mm
    Thinner

Fujifilm X-S10 advantages over Olympus E-M10 IV

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Slower slow-motion
    240 fps vs 120 fps
    Supports slower slow-mo
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More pixels
    26.1 vs 20.3 megapixels
    Higher resolution photos
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré
  • Longer exposure
    900 vs 60 sec
    Long exposures for night shots
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    51200 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
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • 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
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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

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Review Excerpt

The Competition

Compared to Olympus E-M10 III

Olympus E-M10 IV
Olympus E-M10 III
  • $700
  • 4/3
  • Built-in Bluetooth
  • Newer
  • $449
  • 4/3
Fujifilm X-S10
Olympus E-M10 III
  • $1000
  • APS-C
  • Tilt-swivel screen
  • Slower slow-motion
  • $449
  • 4/3
  • Lens selection
  • Thinner

Compared to Canon EOS M50

Olympus E-M10 IV
Canon EOS M50
  • $700
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization
  • $579
  • APS-C
  • Tilt-swivel screen
  • Larger sensor
Fujifilm X-S10
Canon EOS M50
  • $1000
  • APS-C
  • Slower slow-motion
  • Lens selection
  • $579
  • APS-C
  • NFC
  • More dots on screen

Compared to Olympus E-M5 III

Olympus E-M10 IV
Olympus E-M5 III
  • $700
  • 4/3
  • Longer video battery life
  • Internal flash
  • $999
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
Fujifilm X-S10
Olympus E-M5 III
  • $1000
  • APS-C
  • Larger sensor
  • Slower slow-motion
  • $999
  • 4/3
  • Lens selection
  • High resolution composite

Compared to Nikon Z50

Olympus E-M10 IV
Nikon Z50
  • $700
  • 4/3
  • In-Camera Image Stabilization
  • Longer exposure
  • $857
  • APS-C
  • Larger sensor
  • Bigger pixels
Fujifilm X-S10
Nikon Z50
  • $1000
  • APS-C
  • Tilt-swivel screen
  • Slower slow-motion
  • $857
  • APS-C
  • Wider angle kit lens
  • Faster JPEG shooting

Compared to Panasonic G100

Olympus E-M10 IV
Panasonic G100
  • $700
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach
  • $781
  • 4/3
  • Tilt-swivel screen
  • In-camera panoramas
Fujifilm X-S10
Panasonic G100
  • $1000
  • APS-C
  • Larger sensor
  • Slower slow-motion
  • $781
  • 4/3
  • Lens selection
  • More dots on screen
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