• APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 12,800

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Differences

Pentax K-S2 advantages over Canon EOS M3

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
    ~ 4.29 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~1.00 vs 2.4 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 410 vs 250 shots
    Capture more photos
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Faster JPEG shooting
    5.2 fps vs 4.2 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    5.2 fps vs 4.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    9 vs 4 shots
    Larger buffer for RAW shots (burst mode)
  • Faster shutter
    1/6000 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 M3 advantages over Pentax K-S2

  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • More telephoto lens reach
    88 mm vs 75 mm
    Capture objects farther away with the kit lens
  • Thinner
    44 mm vs 64 mm
    Thinner
  • More pixels
    24.2 vs 20.1 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    Unlimited vs 28 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • NFC
    Both provide
    Simplifies pairing your camera with supported phones
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • 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
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • 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
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the Pentax K-S2

Your purchases support this site

Buy the Canon EOS M3

Review Excerpt

  • Very compact for a weather-sealed DSLR; Good ergonomics and great viewfinder; Excellent image quality; Decent performance for its class; Articulated screen is great for difficult compositions; Offers features not found in other Pentax DSLRs

  • 18-50mm kit lens is fiddly and prone to jamming when retracted; Wi-Fi is slow and unintuitive; Slow startup; Limited movie mode; Poor battery life for a DSLR; Priced too close to its enthusiast-grade sibling

  • DSLR image quality & resolution in a mirrorless body; Higher-res 24MP APS-C sensor; Much improved AF performance; Better ergonomics with full PASM dial; Built-in Wi-Fi & NFC; Tilting LCD.

  • No built-in EVF; Limited native lens selection; Slow burst mode; Shallow buffer depth with RAW files; No 60p video frame rate or 4K video option.

The Competition

Compared to Pentax K-50

Pentax K-S2
Pentax K-50
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
  • $458
  • APS-C
  • Less expensive
  • Higher-res screen
Canon EOS M3
Pentax K-50
  • $549
  • APS-C
  • Touchscreen
  • Tiltable Screen
  • $458
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Samsung NX3000

Pentax K-S2
Samsung NX3000
  • $499
  • APS-C
  • Lens selection
  • Focus peaking
  • $699
  • APS-C
  • In-camera panoramas
  • Thinner
Canon EOS M3
Samsung NX3000
  • $549
  • APS-C
  • Focus peaking
  • Less expensive
  • $699
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony A5100

Pentax K-S2
Sony A5100
  • $499
  • APS-C
  • Lens selection
  • Tilt-swivel screen
  • $448
  • APS-C
  • Touchscreen
  • In-camera panoramas
Canon EOS M3
Sony A5100
  • $549
  • APS-C
  • More telephoto lens reach
  • External Mic Jack
  • $448
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Pentax K-S1

Pentax K-S2
Pentax K-S1
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
  • $399
  • APS-C
  • Higher-res screen
Canon EOS M3
Pentax K-S1
  • $549
  • APS-C
  • Touchscreen
  • Tiltable Screen
  • $399
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Nikon D5500

Pentax K-S2
Nikon D5500
  • $499
  • APS-C
  • Focus peaking
  • Less expensive
  • $597
  • APS-C
  • Touchscreen
  • Fast startup
Canon EOS M3
Nikon D5500
  • $549
  • APS-C
  • Less expensive
  • Focus peaking
  • $597
  • APS-C
  • Lens selection
  • Larger sensor
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