• 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)

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Differences

Panasonic GM1 advantages over Olympus TG-4

  • 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.
  • Bigger pixels
    ~ 3.77 vs 1.34 microns
    Better low-light and dynamic range (all else equal)
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Higher-res screen
    346k vs 154k pixels
    More detail on the screen lets you judge focus and composition
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Longer exposure
    60 vs 4 sec
    Long exposures for night shots
  • Faster JPEG shooting
    9.9 fps vs 5.1 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/16000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Olympus TG-4 advantages over Panasonic GM1

  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Longer stills battery life
    More info 380 vs 230 shots
    Capture more photos
  • Bigger JPEG buffer
    100 vs 10 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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

Common Weaknesses

  • 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
  • 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
  • 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
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • 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

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  • Olympus TG-4 (Black)
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Review Excerpt

  • Large Four Thirds sensor is impressive for a camera this small; Shares sensor and processor of GX7; Excellent image quality with class-leading high ISO performance; Responsive all-around performer; AF system is fast and accurate; Easy to use and responsive touchscreen; Built-in Wi-Fi with remote control and sharing features; Lightweight and pocketable design makes it easy to carry everywhere.

  • Can be awkward to use with larger lenses; Rear dial is easy to accidentally press; Lacks a hot-shoe for EVF or external flash; Weak built-in flash; 1/50s flash sync; No 1080p60 video; No external headphone jack or mic input.

  • Read our Panasonic GM1 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 Olympus E-PL6

Panasonic GM1
Olympus E-PL6
  • $479
  • 4/3
  • Focus peaking
  • Built-in Wi-Fi
  • $299
  • 4/3
  • Less expensive
  • In-Camera Image Stabilization

Compare Panasonic GM1 vs Olympus E-PL6

Olympus TG-4
Olympus E-PL6
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-camera panoramas
  • $299
  • 4/3
  • Larger sensor
  • Bigger pixels

Compare Olympus TG-4 vs Olympus E-PL6

Compared to Olympus TG-3

Panasonic GM1
Olympus TG-3
  • $479
  • 4/3
  • Focus peaking
  • Larger sensor
  • $349
  • 1/2.3 inch
  • Less expensive
  • Waterproof

Compare Panasonic GM1 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 Panasonic GM5

Panasonic GM1
Panasonic GM5
  • $479
  • 4/3
  • Less expensive
  • Internal flash
  • $898
  • 4/3
  • Eye-level viewfinder
  • In-camera panoramas

Compare Panasonic GM1 vs Panasonic GM5

Olympus TG-4
Panasonic GM5
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $898
  • 4/3
  • Focus peaking
  • Larger sensor

Compare Olympus TG-4 vs Panasonic GM5

Compared to Panasonic GF7

Panasonic GM1
Panasonic GF7
  • $479
  • 4/3
  • $590
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare Panasonic GM1 vs Panasonic GF7

Olympus TG-4
Panasonic GF7
  • $379
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $590
  • 4/3
  • Focus peaking
  • Larger sensor

Compare Olympus TG-4 vs Panasonic GF7

Compared to Ricoh WG-5 GPS

Panasonic GM1
Ricoh WG-5 GPS
  • $479
  • 4/3
  • Focus peaking
  • Larger sensor
  • $297
  • 1/2.3 inch
  • Less expensive
  • Waterproof

Compare Panasonic GM1 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?