• 1/2.3 inch 28.1mm2
  • 16.1 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • ISO 100 - 12,800

Buy From

Differences

Samsung ST66 advantages over Pentax Q7

  • Less expensive
    $119 vs $500 (MSRP)
    Save money for lenses or accessories
  • Thinner
    16 mm vs 33 mm
    Thinner
  • Lighter weight
    101g vs 200g
    Lighter weight
  • More pixels
    16.1 vs 12.4 megapixels
    Higher resolution photos

Pentax Q7 advantages over Samsung ST66

  • 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.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 1.90 vs 1.34 microns
    Better low-light and dynamic range (all else equal)
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • 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
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    460k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Longer exposure
    30 vs 8 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 3200 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
  • Internal flash
    Both provide
    Useful in a pinch for fill flash

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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Your purchases support this site

Buy the Samsung ST66

Your purchases support this site

Buy the Pentax Q7

Review Excerpt

The Competition

Compared to Samsung DV300F

Samsung ST66
Samsung DV300F
  • $230
  • 1/2.3 inch
  • Less expensive
  • $300
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Built-in Wi-Fi
Pentax Q7
Samsung DV300F
  • $380
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
  • $300
  • 1/2.3 inch
  • Less expensive
  • Built-in Wi-Fi

Compared to Sony WX50

Samsung ST66
Sony WX50
  • $230
  • 1/2.3 inch
  • Less expensive
  • Longer exposure
  • $227
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Manual focus
Pentax Q7
Sony WX50
  • $380
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
  • $227
  • 1/2.3 inch
  • Less expensive
  • Thinner

Compared to Samsung ST72

Samsung ST66
Samsung ST72
  • $230
  • 1/2.3 inch
  • $179
  • 1/2.3 inch
Pentax Q7
Samsung ST72
  • $380
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
  • $179
  • 1/2.3 inch
  • Less expensive
  • Thinner

Compared to Nikon S2

Samsung ST66
Nikon S2
  • $230
  • 1/2.3 inch
  • Less expensive
  • Thinner
  • $399
  • 1 inch
  • Larger sensor
  • Bigger pixels
Pentax Q7
Nikon S2
  • $380
  • 1/1.7 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $399
  • 1 inch
  • Larger sensor
  • Bigger pixels

Compared to Pentax Q-S1

Samsung ST66
Pentax Q-S1
  • $230
  • 1/2.3 inch
  • Less expensive
  • Thinner
  • $350
  • 1/1.7 inch
  • Focus peaking
  • Larger sensor
Pentax Q7
Pentax Q-S1
  • $380
  • 1/1.7 inch
  • $350
  • 1/1.7 inch
Compare Other Cameras?