• APS-C 369.0mm2
  • 20.9 megapixels
  • ISO 100 - 51,200
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 6400

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Differences

Nikon D500 advantages over Olympus E-M5 III

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.22 vs 3.36 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Longer stills battery life
    More info 1240 vs 310 shots
    Capture more photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Higher-res screen
    590k vs 346k pixels
    More detail on the screen lets you judge focus and composition
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Bigger JPEG buffer
    200 vs 26 shots
    Take more JPEG shots before waiting (burst mode)
  • Bigger RAW buffer
    200 vs 23 shots
    Larger buffer for RAW shots (burst mode)
  • Higher extended ISO
    1638400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Olympus E-M5 III advantages over Nikon D500

  • Less expensive
    $1099 vs $1597
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Longer video battery life
    60 vs 50 minutes
    Capture more video
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    49 mm vs 81 mm
    Thinner
  • Newer
    5 years vs 9 years old
    Newer cameras often support more advanced features
  • Lighter weight
    414g vs 856g
    Lighter weight
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    30.0 fps vs 10.2 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    30.0 fps vs 10.2 fps
    Faster RAW shooting in burst mode
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/8000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • 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 GPS
    Neither provide
    Geotag your photos
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash

User reviews

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Buy the Olympus E-M5 III
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  • Body Only (Black)
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Review Excerpt

  • Superb image quality; Great high ISO performance; Rugged, comfortable camera body; Sharp articulating touchscreen display; Excellent AF point frame coverage; Fast continuous shooting speeds; 4K UHD video; Built-in Wi-Fi, NFC and Bluetooth.

  • Somewhat large for an APS-C camera; Expensive for a DX camera; 4K UHD video doesn't offer full DX field-of-view; No built-in flash; Still uses contrast-detect for Live View AF; Dual slots use two different card types (XQD and SD).

  • Read our Nikon D500 Review

  • Improved image quality; Very good dynamic range & high ISO performance for a modern MFT sensor; Very fast AF; Excellent image stabilization; 4K video recording; Weather-sealed build quality.

  • Below average battery life; Small size can be awkward with long, heavy lenses; One SD card slot.

  • Read our Olympus E-M5 III Review

The Competition

Compared to Pentax K-3 II

Nikon D500
Pentax K-3 II
  • $1598
  • APS-C
  • Shoot 4K video
  • Touchscreen
  • $830
  • APS-C
  • Less expensive
  • Focus peaking

Compare Nikon D500 vs Pentax K-3 II

Olympus E-M5 III
Pentax K-3 II
  • $924
  • 4/3
  • Tilt-swivel screen
  • Shoot 4K video
  • $830
  • APS-C
  • Larger sensor
  • Less expensive

Compare Olympus E-M5 III vs Pentax K-3 II

Compared to Sony A68

Nikon D500
Sony A68
  • $1598
  • APS-C
  • Lens selection
  • Shoot 4K video
  • $598
  • APS-C
  • Less expensive
  • Focus peaking

Compare Nikon D500 vs Sony A68

Olympus E-M5 III
Sony A68
  • $924
  • 4/3
  • Tilt-swivel screen
  • Lens selection
  • $598
  • APS-C
  • Less expensive
  • Larger sensor

Compare Olympus E-M5 III vs Sony A68

Compared to Pentax KP

Nikon D500
Pentax KP
  • $1598
  • APS-C
  • Shoot 4K video
  • Touchscreen
  • $999
  • APS-C
  • Less expensive
  • Focus peaking

Compare Nikon D500 vs Pentax KP

Olympus E-M5 III
Pentax KP
  • $924
  • 4/3
  • Tilt-swivel screen
  • Shoot 4K video
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels

Compare Olympus E-M5 III vs Pentax KP

Compared to Panasonic G100

Nikon D500
Panasonic G100
  • $1598
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $599
  • 4/3
  • Focus peaking
  • Less expensive

Compare Nikon D500 vs Panasonic G100

Olympus E-M5 III
Panasonic G100
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas

Compare Olympus E-M5 III vs Panasonic G100

Compared to Olympus E-M10 IV

Nikon D500
Olympus E-M10 IV
  • $1598
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $666
  • 4/3
  • Less expensive
  • Focus peaking

Compare Nikon D500 vs Olympus E-M10 IV

Olympus E-M5 III
Olympus E-M10 IV
  • $924
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life

Compare Olympus E-M5 III vs Olympus E-M10 IV

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