• 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • 35mm 858.0mm2
  • 45.7 megapixels
  • ISO 64 - 25,600

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Differences

Olympus TG-3 advantages over Nikon Z7

  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • Slower slow-motion
    240 fps vs 120 fps
    Supports slower slow-mo
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    31 mm vs 67 mm
    Thinner
  • Bigger JPEG buffer
    100 vs 26 shots
    Take more JPEG shots before waiting (burst mode)

Nikon Z7 advantages over Olympus TG-3

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    35mm 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
  • Bigger pixels
    ~ 4.35 vs 1.34 microns
    Better low-light and dynamic range (all else equal)
  • 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • 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
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • 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
    6 years vs 10 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    2100k vs 461k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • More pixels
    45.7 vs 16.0 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Longer exposure
    30 vs 4 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    9.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/8000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Dual card slots
    Neither provide
    Gives you more storage flexibility

User reviews

Buy From

Your purchases support this site

Buy the Olympus TG-3

Your purchases support this site

Buy the Nikon Z7

Review Excerpt

  • Familiar design in a compact form; Rugged build quality; Gorgeous EVF; Excellent image quality; Good autofocus; In-body image stabilization; Good 4K video recording.

  • Single card slot; Not as good at subject tracking as some Nikon DSLR cameras; Limited native lens selection (although adapter works well); Limited buffer depths.

The Competition

Compared to Pentax WG-3

Olympus TG-3
Pentax WG-3
  • $349
  • 1/2.3 inch
  • In-camera panoramas
  • Built-in Wi-Fi
  • $289
  • 1/2.3 inch
  • Less expensive
  • Manual focus
Nikon Z7
Pentax WG-3
  • $2147
  • 35mm
  • Focus peaking
  • Larger sensor
  • $289
  • 1/2.3 inch
  • Waterproof
  • Internal flash

Compared to Ricoh WG-5 GPS

Olympus TG-3
Ricoh WG-5 GPS
  • $349
  • 1/2.3 inch
  • Slower slow-motion
  • Built-in Wi-Fi
  • $297
  • 1/2.3 inch
  • Manual focus
  • Shoots 60p video
Nikon Z7
Ricoh WG-5 GPS
  • $2147
  • 35mm
  • Focus peaking
  • Larger sensor
  • $297
  • 1/2.3 inch
  • Waterproof
  • In-camera panoramas

Compared to Olympus TG-4

Olympus TG-3
Olympus TG-4
  • $349
  • 1/2.3 inch
  • $452
  • 1/2.3 inch
  • RAW file ability
  • Manual focus
Nikon Z7
Olympus TG-4
  • $2147
  • 35mm
  • Focus peaking
  • Larger sensor
  • $452
  • 1/2.3 inch
  • Less expensive
  • Waterproof

Compared to Nikon Z6

Olympus TG-3
Nikon Z6
  • $349
  • 1/2.3 inch
  • Waterproof
  • Slower slow-motion
  • $1396
  • 35mm
  • Focus peaking
  • Larger sensor
Nikon Z7
Nikon Z6
  • $2147
  • 35mm
  • More pixels
  • Lacks anti-aliasing filter
  • $1396
  • 35mm
  • Less expensive
  • Bigger pixels

Compared to Canon EOS R

Olympus TG-3
Canon EOS R
  • $349
  • 1/2.3 inch
  • Waterproof
  • Slower slow-motion
  • $1499
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
Nikon Z7
Canon EOS R
  • $2147
  • 35mm
  • In-Camera Image Stabilization
  • Fast startup
  • $1499
  • 35mm
  • Less expensive
  • Tilt-swivel screen
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