• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 12,800

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Differences

Pentax K-3 advantages over Canon EOS M10

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs APS-C
    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
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Fast startup
    ~0.90 vs 2.5 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    1,216 vs 753 iso
    Take photos in low light with less noise
  • More dynamic range
    13.4 vs 11.4 evs
    Retain detail in highlight and shadows
  • Longer stills battery life
    More info 560 vs 255 shots
    Capture more photos
  • More telephoto lens reach
    203 mm vs 72 mm
    Capture objects farther away with the kit lens
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Less shutter lag
    0.14 vs 0.34 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    24.4 vs 18.0 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    7.1 fps vs 4.6 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    7.1 fps vs 4.2 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    24 vs 6 shots
    Larger buffer for RAW shots (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    51200 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Canon EOS M10 advantages over Pentax K-3

  • Less expensive
    $600 vs $1150 (MSRP)
    Save money for lenses or accessories
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    35 mm vs 77 mm
    Thinner
  • Wider angle kit lens
    24 mm vs 27 mm
    Capture more of the scene with the included lens
  • Bigger JPEG buffer
    Unlimited vs 75 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Your purchases support this site

Buy the Pentax K-3

Your purchases support this site

Buy the Canon EOS M10

Review Excerpt

  • Top-notch image quality; Great ergonomics in a compact body; Unique on-demand low-pass filtering; Broad sensitivity range; Large and bright viewfinder for an APS-C camera; Dual card slots; Optional Wi-Fi remote control

  • AE Lock button is poorly located; Below-average battery life for a DSLR; Rather dated-looking menu system; Requires a different battery grip accessory than its predecessors; Less third-party support than some rivals

  • User-friendly design; great touchscreen interface; good image quality

  • No viewfinder; limited physical controls; sub-par continuous shooting; lacking video features

The Competition

Compared to Nikon D7100

Pentax K-3
Nikon D7100
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $745
  • APS-C
  • Fast startup
  • Longer stills battery life
Canon EOS M10
Nikon D7100
  • $800
  • APS-C
  • Touchscreen
  • Tiltable Screen
  • $745
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Fujifilm X-M1

Pentax K-3
Fujifilm X-M1
  • $699
  • APS-C
  • Lens selection
  • Eye-level viewfinder
  • $993
  • APS-C
  • Less expensive
  • Bigger pixels
Canon EOS M10
Fujifilm X-M1
  • $800
  • APS-C
  • Less expensive
  • Touchscreen
  • $993
  • APS-C
  • Lens selection
  • Focus peaking

Compared to Nikon D5300

Pentax K-3
Nikon D5300
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $549
  • APS-C
  • Tilt-swivel screen
  • Fast startup
Canon EOS M10
Nikon D5300
  • $800
  • APS-C
  • Touchscreen
  • NFC
  • $549
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Nikon D7200

Pentax K-3
Nikon D7200
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $1016
  • APS-C
  • Fast startup
  • Built-in Wi-Fi
Canon EOS M10
Nikon D7200
  • $800
  • APS-C
  • Touchscreen
  • Tiltable Screen
  • $1016
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Samsung NX3300

Pentax K-3
Samsung NX3300
  • $699
  • APS-C
  • Lens selection
  • Focus peaking
  • $691
  • APS-C
  • Less expensive
  • In-camera panoramas
Canon EOS M10
Samsung NX3300
  • $800
  • APS-C
  • Touchscreen
  • On-sensor phase detect
  • $691
  • APS-C
  • Less expensive
  • Larger sensor
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