• 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • ISO 100 - 12,800
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 6400

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Differences

Pentax Q7 advantages over Olympus E-M5 III

  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    33 mm vs 49 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/250 sec
    Reduce the effect of ambient light in flash shots
  • Lighter weight
    200g vs 414g
    Lighter weight
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos

Olympus E-M5 III advantages over Pentax Q7

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Larger sensor
    4/3 vs 1/1.7 inch
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 3.36 vs 1.90 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (DCI) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • 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
  • Longer stills battery life
    More info 310 vs 250 shots
    Capture more photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    4 years vs 11 years old
    Newer cameras often support more advanced features
  • More dots on screen
    1037k vs 460k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    20.4 vs 12.4 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    30.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    26 vs 5 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/8000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • 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 E-M5 III

Review Excerpt

  • Improved image quality; Very good dynamic range & high ISO performance for a modern MFT sensor; Very fast AF; Excellent image stabilization; 4K video recording; Weather-sealed build quality.

  • Below average battery life; Small size can be awkward with long, heavy lenses; One SD card slot.

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 E-M5 III
Samsung NX Mini
  • $924
  • 4/3
  • Focus peaking
  • Larger sensor
  • $600
  • 1 inch
  • In-camera panoramas
  • NFC

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 E-M5 III
Nikon S2
  • $924
  • 4/3
  • Lens selection
  • Focus peaking
  • $399
  • 1 inch
  • Slower slow-motion
  • In-camera panoramas

Compared to Pentax Q-S1

Pentax Q7
Pentax Q-S1
  • $380
  • 1/1.7 inch
  • $350
  • 1/1.7 inch
Olympus E-M5 III
Pentax Q-S1
  • $924
  • 4/3
  • Lens selection
  • Larger sensor
  • $350
  • 1/1.7 inch
  • Internal flash
  • Thinner

Compared to Panasonic G100

Pentax Q7
Panasonic G100
  • $380
  • 1/1.7 inch
  • In-Camera Image Stabilization
  • Thinner
  • $623
  • 4/3
  • Tilt-swivel screen
  • Lens selection
Olympus E-M5 III
Panasonic G100
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $623
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M10 IV

Pentax Q7
Olympus E-M10 IV
  • $380
  • 1/1.7 inch
  • Thinner
  • Higher max flash sync
  • $666
  • 4/3
  • Lens selection
  • Larger sensor
Olympus E-M5 III
Olympus E-M10 IV
  • $924
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life
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