• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)

Buy From

Differences

Canon D20 advantages over Olympus TG-4

  • Bigger pixels
    ~ 1.54 vs 1.34 microns
    Better low-light and dynamic range (all else equal)
  • More telephoto lens reach
    140 mm vs 100 mm
    Capture objects farther away
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Longer exposure
    15 vs 4 sec
    Long exposures for night shots

Olympus TG-4 advantages over Canon D20

  • 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
  • Fast startup
    ~1.00 vs 1.6 sec
    Faster startup lets you catch the moment
  • 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 280 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • More pixels
    16.0 vs 12.1 megapixels
    Higher resolution photos
  • Wider angle lens
    25 mm vs 28 mm
    Capture more of the scene
  • Faster JPEG shooting
    5.1 fps vs 1.9 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    6400 vs 3200 ISO
    Higher extended ISO can give more low-light flexibility

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
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

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 Canon D20
Canon D20
All D20 Deals

Your purchases support this site

Buy the Olympus TG-4
Olympus TG-4 (Black)
  • Olympus TG-4 (Black)
  • Olympus TG-4 (Red)
All TG-4 Deals

Review Excerpt

  • Good still and video image quality; Attractive, comfortable design; 3-inch LCD monitor that's easy to view in even bright sunlight.

  • Feature set lags behind current (2013) models; Performance average at best; Poor wide-angle optical quality; High chromatic aberration and corner softness.

  • Read our Canon D20 Express Review

  • 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.

  • Read our Olympus TG-4 Review

The Competition

Compared to Fujifilm XP150

Canon D20
Fujifilm XP150
  • $330
  • 1/2.3 inch
  • HDMI out
  • Shoots 24p video
  • $272
  • 1/2.3 inch
  • Less expensive
  • More pixels

Compare Canon D20 vs Fujifilm XP150

Olympus TG-4
Fujifilm XP150
  • $379
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture
  • $272
  • 1/2.3 inch
  • More telephoto lens reach

Compare Olympus TG-4 vs Fujifilm XP150

Compared to Olympus TG-830

Canon D20
Olympus TG-830
  • $330
  • 1/2.3 inch
  • Bigger pixels
  • Shoots 24p video
  • $254
  • 1/2.3 inch
  • Less expensive
  • Built-in GPS

Compare Canon D20 vs Olympus TG-830

Olympus TG-4
Olympus TG-830
  • $379
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture
  • $254
  • 1/2.3 inch
  • More telephoto lens reach
  • Faster JPEG shooting

Compare Olympus TG-4 vs Olympus TG-830

Compared to Canon D30

Canon D20
Canon D30
  • $330
  • 1/2.3 inch
  • $299
  • 1/2.3 inch
  • Built-in GPS

Compare Canon D20 vs Canon D30

Olympus TG-4
Canon D30
  • $379
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture
  • $299
  • 1/2.3 inch
  • Bigger pixels
  • More telephoto lens reach

Compare Olympus TG-4 vs Canon D30

Compared to Olympus TG-3

Canon D20
Olympus TG-3
  • $330
  • 1/2.3 inch
  • Bigger pixels
  • More telephoto lens reach
  • $349
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture

Compare Canon D20 vs Olympus TG-3

Olympus TG-4
Olympus TG-3
  • $379
  • 1/2.3 inch
  • RAW file ability
  • Manual focus
  • $349
  • 1/2.3 inch

Compare Olympus TG-4 vs Olympus TG-3

Compared to Ricoh WG-5 GPS

Canon D20
Ricoh WG-5 GPS
  • $330
  • 1/2.3 inch
  • Bigger pixels
  • More telephoto lens reach
  • $297
  • 1/2.3 inch
  • In-camera panoramas
  • Larger lens aperture

Compare Canon D20 vs Ricoh WG-5 GPS

Olympus TG-4
Ricoh WG-5 GPS
  • $379
  • 1/2.3 inch
  • Slower slow-motion
  • RAW file ability
  • $297
  • 1/2.3 inch
  • Shoots 60p video
  • Faster shutter

Compare Olympus TG-4 vs Ricoh WG-5 GPS

Compare Other Cameras?