• APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600

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Differences

Nikon D3500 advantages over Olympus E-M5 III

  • Less expensive
    $597 vs $1201
    Save money for lenses or accessories
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 3.92 vs 3.36 microns
    Better low-light and dynamic range (all else equal)
  • Longer video battery life
    75 vs 60 minutes
    Capture more video
  • Longer stills battery life
    More info 1550 vs 310 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • More pixels
    24.2 vs 20.4 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    100 vs 26 shots
    Take more JPEG shots before waiting (burst mode)

Olympus E-M5 III advantages over Nikon D3500

  • Tilt-swivel screen
    Tilt-swivel vs none
    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
  • Shoot 4K video
    4K (DCI) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    49 mm vs 69 mm
    Thinner
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    18 months vs 3 years old
    Newer cameras often support more advanced features
  • More viewfinder magnification
    0.68x vs 0.57x
    Get a bigger view of the scene through the eye-level viewfinder
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    30.0 fps vs 5.1 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    30.0 fps vs 5.1 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    23 vs 13 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/4000 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
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • 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
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • 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

User reviews

Buy From

Your purchases support this site

Buy the Nikon D3500

Your purchases support this site

Buy the Olympus E-M5 III

Review Excerpt

  • Great image quality for its class; Excellent high ISO performance for APS-C; Fast single-shot AF speeds; Compact, easy to use design; Incredible value at under $500 with lens.

  • 11-point AF system feels out-dated; Underwhelming C-AF performance; Below average viewfinder coverage accuracy; No touchscreen; Limited wireless features.

  • 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.

The Competition

Compared to Canon SL2

Nikon D3500
Canon SL2
  • $597
  • APS-C
  • Larger sensor
  • Fast startup
  • $549
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
Olympus E-M5 III
Canon SL2
  • $949
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
  • $549
  • APS-C
  • Less expensive
  • Larger sensor

Compared to Canon T7

Nikon D3500
Canon T7
  • $597
  • APS-C
  • Larger sensor
  • Built-in Bluetooth
  • $449
  • APS-C
  • Less expensive
  • Built-in Wi-Fi
Olympus E-M5 III
Canon T7
  • $949
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $449
  • APS-C
  • Less expensive
  • Larger sensor

Compared to Canon SL3

Nikon D3500
Canon SL3
  • $597
  • APS-C
  • Less expensive
  • Larger sensor
  • $599
  • APS-C
  • Tilt-swivel screen
  • Shoot 4K video
Olympus E-M5 III
Canon SL3
  • $949
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
  • $599
  • APS-C
  • Less expensive
  • Larger sensor

Compared to Panasonic G100

Nikon D3500
Panasonic G100
  • $597
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $598
  • 4/3
  • Focus peaking
  • Tilt-swivel screen
Olympus E-M5 III
Panasonic G100
  • $949
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $598
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M10 IV

Nikon D3500
Olympus E-M10 IV
  • $597
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $700
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
Olympus E-M5 III
Olympus E-M10 IV
  • $949
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $700
  • 4/3
  • Longer video battery life
  • Internal flash
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