• APS-C 369.7mm2
  • 15.1 megapixels
  • ISO 100 - 3200
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600

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Differences

Canon 50D advantages over Olympus E-M10

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.99 vs 3.75 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.30 vs 1.3 sec
    Faster startup lets you catch the moment
  • Longer stills battery life
    More info 640 vs 320 shots
    Capture more photos
  • More telephoto lens reach
    216 mm vs 84 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
  • Less shutter lag
    0.13 vs 0.23 sec
    Focus and take a photo quickly (wide angle)
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Bigger JPEG buffer
    43 vs 19 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light

Olympus E-M10 advantages over Canon 50D

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • 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
  • Higher effective ISO
    884 vs 696 iso
    Take photos in low light with less noise
  • Thinner
    45 mm vs 73 mm
    Thinner
  • Newer
    5 years vs 10 years old
    Newer cameras often support more advanced features
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Wider angle kit lens
    28 mm vs 45 mm
    Capture more of the scene with the included lens
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    8.1 fps vs 6.3 fps
    Faster JPEG shooting (burst mode)
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • 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

Buy From

Review Excerpt

  • Great image quality especially from RAW files; Excellent dynamic range for a Four Thirds sensor; Very good high ISO performance; Realistic colors and excellent hue accuracy; Built-in Wi-Fi with remote control and sharing features; Improved HD video; Lightweight and very portable; Built-in pop-up flash; Minimal EVF lag time.

  • Contrast-Detect AF struggles with small and low-contrast subjects; Mediocre battery life; No external microphone or headphone jack; Mediocre burst speed with continuous AF; No weather sealing; Heavy-handed high ISO noise reduction.

The Competition

Compared to Samsung GX-20

Canon 50D
Samsung GX-20
  • $1000
  • APS-C
  • HDMI out
  • More dots on screen
  • $1400
  • APS-C
  • In-Camera Image Stabilization
Olympus E-M10
Samsung GX-20
  • $434
  • 4/3
  • Focus peaking
  • Touchscreen
  • $1400
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Pentax K-7

Canon 50D
Pentax K-7
  • $1000
  • APS-C
  • Fast startup
  • Higher effective ISO
  • $1300
  • APS-C
  • In-Camera Image Stabilization
Olympus E-M10
Pentax K-7
  • $434
  • 4/3
  • Focus peaking
  • Touchscreen
  • $1300
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony DSLR-A550

Canon 50D
Sony DSLR-A550
  • $1000
  • APS-C
  • Lens selection
  • Fast startup
  • $859
  • APS-C
  • Less expensive
  • In-Camera Image Stabilization
Olympus E-M10
Sony DSLR-A550
  • $434
  • 4/3
  • Lens selection
  • Focus peaking
  • $859
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Panasonic GX7

Canon 50D
Panasonic GX7
  • $1000
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $497
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Olympus E-M10
Panasonic GX7
  • $434
  • 4/3
  • Higher effective ISO
  • Lacks anti-aliasing filter
  • $497
  • 4/3
  • In-camera panoramas
  • Fast startup

Compared to Olympus E-M10 II

Canon 50D
Olympus E-M10 II
  • $1000
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $442
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Olympus E-M10
Olympus E-M10 II
  • $434
  • 4/3
  • $442
  • 4/3
  • Less expensive
  • Fast startup
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