• 1 inch 116.2mm2
  • 18.4 megapixels
  • ISO 160 - 12,800
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600

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Differences

Nikon J4 advantages over Olympus E-M5 II

  • Less expensive
    $350 vs $799
    Save money for lenses or accessories
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • 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
  • Thinner
    28 mm vs 44 mm
    Thinner
  • Faster JPEG shooting
    60.0 fps vs 10.4 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Olympus E-M5 II advantages over Nikon J4

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    4/3 vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 3.75 vs 2.52 microns
    Better low-light and dynamic range (all else equal)
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • Better color depth
    23.0 vs 20.8 bits
    Capture richer, more accurate colors
  • Higher effective ISO
    908 vs 426 iso
    Take photos in low light with less noise
  • More dynamic range
    12.4 vs 10.7 evs
    Retain detail in highlight and shadows
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Higher max flash sync
    1/250 vs 1/60 sec
    Reduce the effect of ambient light in flash shots
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • 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
  • 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

Review Excerpt

  • Excellent handling in a compact, weather-sealed body; Crisp, roomy electronic viewfinder; Image quality that can take the fight to APS-C DSLRs; Unique high-res mode lets it bat far above its weight for static scenes; Extremely fast 10 fps burst shooting, Excellent video feature set

  • Control dials are easily bumped; Below-average battery life at default settings; Buffer depths for raw shooters are a bit limited; 16-megapixel sensor resolution feels dated; Weak bundled flash strobe

The Competition

Compared to Nikon J3

Nikon J4
Nikon J3
  • $405
  • 1 inch
  • Less expensive
  • Touchscreen
  • $617
  • 1 inch
  • Has anti-aliasing filter
Olympus E-M5 II
Nikon J3
  • $799
  • 4/3
  • Tilt-swivel screen
  • Lens selection
  • $617
  • 1 inch
  • Less expensive
  • On-sensor phase detect

Compared to Samsung NX Mini

Nikon J4
Samsung NX Mini
  • $405
  • 1 inch
  • Less expensive
  • On-sensor phase detect
  • $580
  • 1 inch
  • Tiltable Screen
  • NFC
Olympus E-M5 II
Samsung NX Mini
  • $799
  • 4/3
  • Focus peaking
  • Larger sensor
  • $580
  • 1 inch
  • Less expensive
  • In-camera panoramas

Compared to Nikon J5

Nikon J4
Nikon J5
  • $405
  • 1 inch
  • Less expensive
  • Longer stills battery life
  • $497
  • 1 inch
  • Shoot 4K video
  • Tiltable Screen
Olympus E-M5 II
Nikon J5
  • $799
  • 4/3
  • Lens selection
  • Focus peaking
  • $497
  • 1 inch
  • Less expensive
  • Shoot 4K video

Compared to Olympus E-M10 II

Nikon J4
Olympus E-M10 II
  • $405
  • 1 inch
  • Less expensive
  • Slower slow-motion
  • $442
  • 4/3
  • Lens selection
  • Focus peaking
Olympus E-M5 II
Olympus E-M10 II
  • $799
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $442
  • 4/3
  • Less expensive
  • Internal flash

Compared to Panasonic GX85

Nikon J4
Panasonic GX85
  • $405
  • 1 inch
  • Less expensive
  • On-sensor phase detect
  • $598
  • 4/3
  • Lens selection
  • Focus peaking
Olympus E-M5 II
Panasonic GX85
  • $799
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $598
  • 4/3
  • Less expensive
  • Shoot 4K video
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