• 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-M5 III

  • Less expensive
    $398* vs $1099
    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
  • Higher max flash sync
    1/2000 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • Lighter weight
    309g vs 414g
    Lighter weight
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Bigger JPEG buffer
    Unlimited vs 26 shots
    Take more JPEG shots before waiting (burst mode)

Olympus E-M5 III advantages over Panasonic ZS100

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Larger sensor
    4/3 vs 1 inch
    More sensor area. Bigger is (generally) better.
  • 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
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • 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
    3 years vs 7 years old
    Newer cameras often support more advanced features
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • More viewfinder magnification
    0.68x vs 0.46x
    Get a bigger view of the scene through the eye-level viewfinder
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Faster JPEG shooting
    30.0 fps vs 9.9 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    30.0 fps vs 9.5 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    23 vs 14 shots
    Larger buffer for RAW shots (burst mode)
  • 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
  • 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
  • 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 ZS100

Your purchases support this site

Buy the Olympus E-M5 III

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.

  • Improved image quality; Very good dynamic range & high ISO performance for a modern MFT sensor; Very fast AF; Excellent image stabilization; 4K video recording; Weather-sealed build quality.

  • Below average battery life; Small size can be awkward with long, heavy lenses; One SD card slot.

The Competition

Compared to Olympus Stylus 1s

Panasonic ZS100
Olympus Stylus 1s
  • $448
  • 1 inch
  • Larger sensor
  • Bigger pixels
  • $549
  • 1/1.7 inch
  • Slower slow-motion
  • Tiltable Screen
Olympus E-M5 III
Olympus Stylus 1s
  • $900
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $549
  • 1/1.7 inch
  • Slower slow-motion
  • Longer stills battery life

Compared to Sony RX100 VI

Panasonic ZS100
Sony RX100 VI
  • $448
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $1198
  • 1 inch
  • Slower slow-motion
  • Tiltable Screen
Olympus E-M5 III
Sony RX100 VI
  • $900
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
  • $1198
  • 1 inch
  • Slower slow-motion
  • In-camera panoramas

Compared to Sony RX100 VII

Panasonic ZS100
Sony RX100 VII
  • $448
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $1298
  • 1 inch
  • Slower slow-motion
  • Tiltable Screen
Olympus E-M5 III
Sony RX100 VII
  • $900
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $1298
  • 1 inch
  • Slower slow-motion
  • In-camera panoramas

Compared to Panasonic G100

Panasonic ZS100
Panasonic G100
  • $448
  • 1 inch
  • Less expensive
  • In-Camera Image Stabilization
  • $623
  • 4/3
  • Tilt-swivel screen
  • Larger sensor
Olympus E-M5 III
Panasonic G100
  • $900
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $623
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M10 IV

Panasonic ZS100
Olympus E-M10 IV
  • $448
  • 1 inch
  • Less expensive
  • In-camera panoramas
  • $666
  • 4/3
  • Larger sensor
  • Bigger pixels
Olympus E-M5 III
Olympus E-M10 IV
  • $900
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life
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