• 35mm 864.0mm2
  • 21.1 megapixels
  • ISO 100 - 6400
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600

Buy From

Differences

Canon 5D Mark II advantages over Olympus E-PL9

  • Larger sensor
    35mm vs 4/3
    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
  • Bigger pixels
    ~ 6.41 vs 3.75 microns
    Better low-light and dynamic range (all else equal)
  • Longer stills battery life
    More info 850 vs 350 shots
    Capture more photos
  • More telephoto lens reach
    105 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
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More pixels
    21.1 vs 16.1 megapixels
    Higher resolution photos
  • Wider angle kit lens
    24 mm vs 28 mm
    Capture more of the scene with the included lens

Olympus E-PL9 advantages over Canon 5D Mark II

  • Less expensive
    $699 vs $2699
    Save money for lenses or accessories
  • 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
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    39 mm vs 75 mm
    Thinner
  • Newer
    6 months vs 10 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Lighter weight
    473g vs 1588g
    Lighter weight
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    8.6 fps vs 3.9 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    Unlimited vs 75 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    8.6 fps vs 3.9 fps
    Faster RAW shooting in burst mode
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/16000 vs 1/8000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • 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
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Canon 5D Mark II

Your purchases support this site

Buy the Olympus E-PL9

Review Excerpt

The Competition

Compared to Sony A900

Canon 5D Mark II
Sony A900
  • $2598
  • 35mm
  • Lens selection
  • Higher effective ISO
  • $3000
  • 35mm
  • In-Camera Image Stabilization
  • More pixels
Olympus E-PL9
Sony A900
  • $599
  • 4/3
  • Lens selection
  • Focus peaking
  • $3000
  • 35mm
  • Larger sensor
  • Eye-level viewfinder

Compared to Nikon D3X

Canon 5D Mark II
Nikon D3X
  • $2598
  • 35mm
  • Less expensive
  • Shoots 1080p video
  • $6999
  • 35mm
  • Fast startup
  • More dynamic range
Olympus E-PL9
Nikon D3X
  • $599
  • 4/3
  • Focus peaking
  • Less expensive
  • $6999
  • 35mm
  • Larger sensor
  • Eye-level viewfinder

Compared to Sony A850

Canon 5D Mark II
Sony A850
  • $2598
  • 35mm
  • Lens selection
  • Higher effective ISO
  • $2219
  • 35mm
  • In-Camera Image Stabilization
  • More pixels
Olympus E-PL9
Sony A850
  • $599
  • 4/3
  • Lens selection
  • Focus peaking
  • $2219
  • 35mm
  • Larger sensor
  • Eye-level viewfinder

Compared to Panasonic GX85

Canon 5D Mark II
Panasonic GX85
  • $2598
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $598
  • 4/3
  • Less expensive
  • Focus peaking
Olympus E-PL9
Panasonic GX85
  • $599
  • 4/3
  • Built-in Bluetooth
  • Longer stills battery life
  • $598
  • 4/3
  • Less expensive
  • Eye-level viewfinder

Compared to Olympus E-PL8

Canon 5D Mark II
Olympus E-PL8
  • $2598
  • 35mm
  • Larger sensor
  • Eye-level viewfinder
  • $499
  • 4/3
  • Focus peaking
  • Less expensive
Olympus E-PL9
Olympus E-PL8
  • $599
  • 4/3
  • Shoot 4K video
  • In-camera panoramas
  • $499
  • 4/3
  • Less expensive
Compare Other Cameras?