• 1 inch 116.2mm2
  • 20.1 megapixels
  • 25.00mm - 250.00mm (35mm eq.)
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600

Buy From

Differences

Panasonic ZS100 advantages over Olympus E-M1 Mark III

  • Less expensive
    $398* vs $2499
    Save money for lenses or accessories
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    44 mm vs 68 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • Lighter weight
    309g vs 580g
    Lighter weight
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Olympus E-M1 Mark III advantages over Panasonic ZS100

  • Larger sensor
    4/3 vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Bigger pixels
    ~ 3.36 vs 2.41 microns
    Better low-light and dynamic range (all else equal)
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • 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
  • Newer
    5 years vs 9 years old
    Newer cameras often support more advanced features
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Faster shutter
    1/32000 vs 1/16000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • 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
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • 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
  • 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

User reviews

Buy From

Your purchases support this site

Buy the Panasonic ZS100
Panasonic ZS100 (Black)
  • Panasonic ZS100 (Black)
  • Panasonic ZS100 (Silver)
All ZS100 Deals

Your purchases support this site

Buy the Olympus E-M1 Mark III
Body Only
  • Body Only
  • Kit with 12-100mm f/4 Lens
  • Kit with 12-40mm Lens
All E-M1 Mark III Deals

Review Excerpt

  • Compact camera body; versatile 10x zoom lens; relatively good high ISO performance; fast autofocus; many good 4K video and photo features.

  • Soft lens at longer focal lengths; no tilting display; small electronic viewfinder; slippery finish on the camera body.

  • Read our Panasonic ZS100 Review

The Competition

Compared to Olympus Stylus 1s

Panasonic ZS100
Olympus Stylus 1s
  • $498
  • 1 inch
  • Larger sensor
  • Bigger pixels
  • $549
  • 1/1.7 inch
  • Slower slow-motion
  • Tiltable Screen

Compare Panasonic ZS100 vs Olympus Stylus 1s

Olympus E-M1 Mark III
Olympus Stylus 1s
  • $1649
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $549
  • 1/1.7 inch
  • Internal flash
  • Integrated ND filter

Compare Olympus E-M1 Mark III vs Olympus Stylus 1s

Compared to Sony RX100 VI

Panasonic ZS100
Sony RX100 VI
  • $498
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $949
  • 1 inch
  • Slower slow-motion
  • Tiltable Screen

Compare Panasonic ZS100 vs Sony RX100 VI

Olympus E-M1 Mark III
Sony RX100 VI
  • $1649
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $949
  • 1 inch
  • Less expensive
  • In-camera panoramas

Compare Olympus E-M1 Mark III vs Sony RX100 VI

Compared to Panasonic G95

Panasonic ZS100
Panasonic G95
  • $498
  • 1 inch
  • Less expensive
  • Thinner
  • $848
  • 4/3
  • Tilt-swivel screen
  • Larger sensor

Compare Panasonic ZS100 vs Panasonic G95

Olympus E-M1 Mark III
Panasonic G95
  • $1649
  • 4/3
  • High resolution composite
  • On-sensor phase detect
  • $848
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare Olympus E-M1 Mark III vs Panasonic G95

Compared to Sony RX100 VII

Panasonic ZS100
Sony RX100 VII
  • $498
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $1298
  • 1 inch
  • Slower slow-motion
  • Tiltable Screen

Compare Panasonic ZS100 vs Sony RX100 VII

Olympus E-M1 Mark III
Sony RX100 VII
  • $1649
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $1298
  • 1 inch
  • Less expensive
  • In-camera panoramas

Compare Olympus E-M1 Mark III vs Sony RX100 VII

Compared to OM System OM-1

Panasonic ZS100
OM System OM-1
  • $498
  • 1 inch
  • In-camera panoramas
  • Internal flash
  • $2200
  • 4/3
  • Tilt-swivel screen
  • Larger sensor

Compare Panasonic ZS100 vs OM System OM-1

Olympus E-M1 Mark III
OM System OM-1
  • $1649
  • 4/3
  • $2200
  • 4/3
  • Newer
  • Higher-res screen

Compare Olympus E-M1 Mark III vs OM System OM-1

Compare Other Cameras?