• 1/2.33 inch 28.2mm2
  • 16.1 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)

Buy From

Differences

Panasonic TS20 advantages over Olympus TG-4

  • Thinner
    19 mm vs 31 mm
    Thinner
  • Lighter weight
    142g vs 247g
    Lighter weight
  • Longer exposure
    8 vs 4 sec
    Long exposures for night shots

Olympus TG-4 advantages over Panasonic TS20

  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Larger lens aperture
    f/2.0 vs f/3.9
    Take photos in low-light or isolate your subject
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 380 vs 250 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • More dots on screen
    461k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Faster JPEG shooting
    5.1 fps vs 1.3 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/2000 vs 1/1300 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Waterproof
    Both provide
    Take photos underwater without destroying your camera!
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Internal flash
    Both provide
    Useful in a pinch for fill flash

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures

User reviews

Buy From

Your purchases support this site

Buy the Panasonic TS20

Your purchases support this site

Buy the Olympus TG-4

Review Excerpt

  • Rugged and waterproof camera body; RAW image capture; fast f/2.0 maximum aperture; fun shooting modes; fast AF speeds for its class.

  • Heavy noise reduction, even at base ISO; no continuous RAW image capture; underwhelming video performance.

The Competition

Compared to Fujifilm Z90

Panasonic TS20
Fujifilm Z90
  • $119
  • 1/2.33 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $93
  • 1/2.3 inch
  • More telephoto lens reach
  • Faster shutter
Olympus TG-4
Fujifilm Z90
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $93
  • 1/2.3 inch
  • More telephoto lens reach
  • Thinner

Compared to Pentax S1

Panasonic TS20
Pentax S1
  • $119
  • 1/2.33 inch
  • Waterproof
  • More pixels
  • $200
  • 1/2.3 inch
  • More telephoto lens reach
  • Manual focus
Olympus TG-4
Pentax S1
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-camera panoramas
  • $200
  • 1/2.3 inch
  • More telephoto lens reach
  • Thinner

Compared to Nikon S100

Panasonic TS20
Nikon S100
  • $119
  • 1/2.33 inch
  • Less expensive
  • Waterproof
  • $89
  • 1/2.3 inch
  • More telephoto lens reach
  • HDMI out
Olympus TG-4
Nikon S100
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-camera panoramas
  • $89
  • 1/2.3 inch
  • More telephoto lens reach
  • Thinner

Compared to Olympus TG-3

Panasonic TS20
Olympus TG-3
  • $119
  • 1/2.33 inch
  • Less expensive
  • Thinner
  • $349
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture
Olympus TG-4
Olympus TG-3
  • $379
  • 1/2.3 inch
  • RAW file ability
  • Manual focus
  • $349
  • 1/2.3 inch

Compared to Ricoh WG-5 GPS

Panasonic TS20
Ricoh WG-5 GPS
  • $119
  • 1/2.33 inch
  • Thinner
  • Lighter weight
  • $297
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture
Olympus TG-4
Ricoh WG-5 GPS
  • $379
  • 1/2.3 inch
  • Slower slow-motion
  • RAW file ability
  • $297
  • 1/2.3 inch
  • Less expensive
  • Shoots 60p video
Compare Other Cameras?