• 1/2.3 inch 28.1mm2
  • 14.5 megapixels
  • 7.30mm (35mm eq.)
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Ricoh Theta S advantages over Panasonic G100

  • Thinner
    22 mm vs 54 mm
    Thinner

Panasonic G100 advantages over Ricoh Theta S

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Rear display
    Yes vs No
    Review photos on the back of the camera
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    4/3 vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • 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
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • 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
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • More pixels
    20.3 vs 14.5 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • 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 1/6400 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 1600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

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

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Your purchases support this site

Buy the Ricoh Theta S

Your purchases support this site

Buy the Panasonic G100

Review Excerpt

  • 360-degree spherical panoramas at the click of a button; Puts you back in the moment like no other camera; Good ergonomics and control layout; Great still image quality, and can shoot videos too; Upload panoramas to Google Street View

  • Very reliant on your smartphone or tablet; Battery and storage can't be replaced or upgraded; Handheld shots suffer from Gigantic Hand Syndrome; Hard to get yourself out of the shot; Video image quality is only modest; Interval timer has a long shot delay

The Competition

Compared to Olympus E-M10 III

Ricoh Theta S
Olympus E-M10 III
  • $290
  • 1/2.3 inch
  • In-camera panoramas
  • Thinner
  • $549
  • 4/3
  • Rear display
  • Focus peaking
Panasonic G100
Olympus E-M10 III
  • $599
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $549
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach

Compared to Olympus E-M5 III

Ricoh Theta S
Olympus E-M5 III
  • $290
  • 1/2.3 inch
  • In-camera panoramas
  • Thinner
  • $924
  • 4/3
  • Rear display
  • Focus peaking
Panasonic G100
Olympus E-M5 III
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite

Compared to Olympus E-PL10

Ricoh Theta S
Olympus E-PL10
  • $290
  • 1/2.3 inch
  • Thinner
  • Lighter weight
  • $549
  • 4/3
  • Rear display
  • Focus peaking
Panasonic G100
Olympus E-PL10
  • $599
  • 4/3
  • Tilt-swivel screen
  • Eye-level viewfinder
  • $549
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach

Compared to Olympus E-M10 IV

Ricoh Theta S
Olympus E-M10 IV
  • $290
  • 1/2.3 inch
  • In-camera panoramas
  • Thinner
  • $666
  • 4/3
  • Rear display
  • Focus peaking
Panasonic G100
Olympus E-M10 IV
  • $599
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $666
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach

Compared to Canon EOS M50 II

Ricoh Theta S
Canon EOS M50 II
  • $290
  • 1/2.3 inch
  • In-camera panoramas
  • Thinner
  • $641
  • APS-C
  • Tilt-swivel screen
  • Rear display
Panasonic G100
Canon EOS M50 II
  • $599
  • 4/3
  • Lens selection
  • In-camera panoramas
  • $641
  • APS-C
  • Larger sensor
  • NFC
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