• 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 12,800

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Differences

Olympus E-PM2 advantages over Canon EOS M3

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Fast startup
    ~0.70 vs 2.4 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 360 vs 250 shots
    Capture more photos
  • Thinner
    33 mm vs 44 mm
    Thinner
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    7.9 fps vs 4.2 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    8.0 fps vs 4.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    16 vs 4 shots
    Larger buffer for RAW shots (burst mode)

Canon EOS M3 advantages over Olympus E-PM2

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • 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
  • Higher effective ISO
    1,169 vs 932 iso
    Take photos in low light with less noise
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    3 years vs 6 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    1040k vs 461k dots
    Can mean greater resolution or a brighter screen
  • Less shutter lag
    0.13 vs 0.20 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    24.2 vs 16.1 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Bigger JPEG buffer
    Unlimited vs 16 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • 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

  • 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
  • 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

Buy From

Your purchases support this site

Buy the Olympus E-PM2

Your purchases support this site

Buy the Canon EOS M3

Review Excerpt

  • Super compact and lightweight; Excellent image and print quality that rivals much more expensive CSCs and DSLRs; Solid low-light (high ISO) performance; Touchscreen LCD responsive and useful once you get used to it; Speedy and accurate AF on still subjects; Tons of advanced shooting features and customizing options.

  • Maddening menu system; No physical Mode dial; Motion AF not quite up to par; Mediocre HD video quality; No built-in flash (but a small external flash is included).

  • 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 Panasonic GX1

Olympus E-PM2
Panasonic GX1
  • $448
  • 4/3
  • In-Camera Image Stabilization
  • Touchscreen
  • $388
  • 4/3
  • Focus peaking
  • Internal flash
Canon EOS M3
Panasonic GX1
  • $549
  • APS-C
  • Larger sensor
  • Touchscreen
  • $388
  • 4/3
  • Lens selection
  • Less expensive

Compared to Olympus E-PL5

Olympus E-PM2
Olympus E-PL5
  • $448
  • 4/3
  • $329
  • 4/3
  • Tiltable Screen
Canon EOS M3
Olympus E-PL5
  • $549
  • APS-C
  • Focus peaking
  • Larger sensor
  • $329
  • 4/3
  • Lens selection
  • Less expensive

Compared to Panasonic GF6

Olympus E-PM2
Panasonic GF6
  • $448
  • 4/3
  • In-Camera Image Stabilization
  • Higher effective ISO
  • $400
  • 4/3
  • In-camera panoramas
  • Tiltable Screen
Canon EOS M3
Panasonic GF6
  • $549
  • APS-C
  • Focus peaking
  • Larger sensor
  • $400
  • 4/3
  • Lens selection
  • Less expensive

Compared to Sony A6000

Olympus E-PM2
Sony A6000
  • $448
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization
  • $448
  • APS-C
  • Focus peaking
  • Larger sensor
Canon EOS M3
Sony A6000
  • $549
  • APS-C
  • Touchscreen
  • More telephoto lens reach
  • $448
  • APS-C
  • Lens selection
  • Larger sensor

Compared to Samsung NX3000

Olympus E-PM2
Samsung NX3000
  • $448
  • 4/3
  • Lens selection
  • In-Camera Image Stabilization
  • $800
  • APS-C
  • Larger sensor
  • In-camera panoramas
Canon EOS M3
Samsung NX3000
  • $549
  • APS-C
  • Focus peaking
  • Less expensive
  • $800
  • APS-C
  • Larger sensor
  • Bigger pixels
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