• 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • ISO 100 - 12,800
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)

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Differences

Pentax Q7 advantages over Olympus TG-4

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    1/1.7 inch vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 1.90 vs 1.34 microns
    Better low-light and dynamic range (all else equal)
  • 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
  • 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 shutter
    1/8000 vs 1/2000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    12800 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Olympus TG-4 advantages over Pentax Q7

  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • 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
  • More pixels
    16.0 vs 12.4 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    100 vs 5 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
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • 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
  • 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
  • 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
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Pentax Q7

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 Samsung NX Mini

Pentax Q7
Samsung NX Mini
  • $380
  • 1/1.7 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $600
  • 1 inch
  • Larger sensor
  • Bigger pixels
Olympus TG-4
Samsung NX Mini
  • $452
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $600
  • 1 inch
  • Larger sensor
  • Bigger pixels

Compared to Olympus TG-3

Pentax Q7
Olympus TG-3
  • $380
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
  • $349
  • 1/2.3 inch
  • Less expensive
  • Waterproof
Olympus TG-4
Olympus TG-3
  • $452
  • 1/2.3 inch
  • RAW file ability
  • Manual focus
  • $349
  • 1/2.3 inch

Compared to Nikon S2

Pentax Q7
Nikon S2
  • $380
  • 1/1.7 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $399
  • 1 inch
  • Larger sensor
  • Bigger pixels
Olympus TG-4
Nikon S2
  • $452
  • 1/2.3 inch
  • Waterproof
  • In-Camera Image Stabilization
  • $399
  • 1 inch
  • Larger sensor
  • Slower slow-motion

Compared to Pentax Q-S1

Pentax Q7
Pentax Q-S1
  • $380
  • 1/1.7 inch
  • $350
  • 1/1.7 inch
Olympus TG-4
Pentax Q-S1
  • $452
  • 1/2.3 inch
  • Waterproof
  • In-camera panoramas
  • $350
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor

Compared to Ricoh WG-5 GPS

Pentax Q7
Ricoh WG-5 GPS
  • $380
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
  • $297
  • 1/2.3 inch
  • Less expensive
  • Waterproof
Olympus TG-4
Ricoh WG-5 GPS
  • $452
  • 1/2.3 inch
  • Slower slow-motion
  • RAW file ability
  • $297
  • 1/2.3 inch
  • Shoots 60p video
  • Faster shutter
Compare Other Cameras?