• APS-C 368.2mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600

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Differences

Pentax K20D advantages over Canon EOS M100

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • 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
  • Bigger pixels
    ~ 5.05 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.40 vs 1.5 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 530 vs 295 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities

Canon EOS M100 advantages over Pentax K20D

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Higher effective ISO
    1,272 vs 639 iso
    Take photos in low light with less noise
  • More dynamic range
    12.9 vs 11.1 evs
    Retain detail in highlight and shadows
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    35 mm vs 70 mm
    Thinner
  • Newer
    7 years vs 16 years old
    Newer cameras often support more advanced features
  • 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
    1040k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    24.2 vs 14.6 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster JPEG shooting
    6.1 fps vs 2.8 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    91 vs 38 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

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 GPS
    Neither provide
    Geotag your photos
  • 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

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Buy the Canon EOS M100

Review Excerpt

The Competition

Compared to Samsung GX-20

Pentax K20D
Samsung GX-20
  • $800
  • APS-C
  • Less expensive
  • $1400
  • APS-C
  • Higher effective ISO
Canon EOS M100
Samsung GX-20
  • $449
  • APS-C
  • Focus peaking
  • Touchscreen
  • $1400
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Sony DSLR-A380

Pentax K20D
Sony DSLR-A380
  • $800
  • APS-C
  • Lens selection
  • Fast startup
  • $849
  • APS-C
  • Tiltable Screen
  • HDMI out
Canon EOS M100
Sony DSLR-A380
  • $449
  • APS-C
  • Focus peaking
  • Touchscreen
  • $849
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Pentax K-7

Pentax K20D
Pentax K-7
  • $800
  • APS-C
  • Less expensive
  • Fast startup
  • $1300
  • APS-C
  • Longer stills battery life
  • HDMI out
Canon EOS M100
Pentax K-7
  • $449
  • APS-C
  • Focus peaking
  • Touchscreen
  • $1300
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Fujifilm X-A5

Pentax K20D
Fujifilm X-A5
  • $800
  • APS-C
  • Lens selection
  • Eye-level viewfinder
  • $499
  • APS-C
  • Focus peaking
  • Shoot 4K video
Canon EOS M100
Fujifilm X-A5
  • $449
  • APS-C
  • Fast startup
  • NFC
  • $499
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Canon EOS M200

Pentax K20D
Canon EOS M200
  • $800
  • APS-C
  • Lens selection
  • Larger sensor
  • $499
  • APS-C
  • Focus peaking
  • Shoot 4K video
Canon EOS M100
Canon EOS M200
  • $449
  • APS-C
  • NFC
  • $499
  • APS-C
  • Shoot 4K video
  • Newer
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