• APS-C 369.7mm2
  • 14.2 megapixels
  •  
  • 4/3 226.2mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Sony NEX-3 advantages over Olympus E-M10 IV

  • Less expensive
    $600 vs $700 (MSRP)
    Save money for lenses or accessories
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.16 vs 3.36 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Thinner
    33 mm vs 49 mm
    Thinner
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos

Olympus E-M10 IV advantages over Sony NEX-3

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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
  • Shoot 4K video
    4K (DCI) vs 720p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • 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
  • Higher max flash sync
    1/250 vs 1/160 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    8 months vs 11 years old
    Newer cameras often support more advanced features
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.3 vs 14.2 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/16000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • 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

  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • 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

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Review Excerpt

The Competition

Compared to Sony NEX-5

Sony NEX-3
Sony NEX-5
  • $600
  • APS-C
  • Less expensive
  • $700
  • APS-C
Olympus E-M10 IV
Sony NEX-5
  • $700
  • 4/3
  • Lens selection
  • Focus peaking
  • $700
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sony NEX-C3

Sony NEX-3
Sony NEX-C3
  • $600
  • APS-C
  • Bigger JPEG buffer
  • $559
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
Olympus E-M10 IV
Sony NEX-C3
  • $700
  • 4/3
  • Lens selection
  • Focus peaking
  • $559
  • APS-C
  • Less expensive
  • Larger sensor

Compared to Sony NEX-5N

Sony NEX-3
Sony NEX-5N
  • $600
  • APS-C
  • Less expensive
  • Fast startup
  • $700
  • APS-C
  • Higher effective ISO
  • Longer stills battery life
Olympus E-M10 IV
Sony NEX-5N
  • $700
  • 4/3
  • Lens selection
  • Focus peaking
  • $700
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Olympus E-M5 III

Sony NEX-3
Olympus E-M5 III
  • $600
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $949
  • 4/3
  • Tilt-swivel screen
  • Lens selection
Olympus E-M10 IV
Olympus E-M5 III
  • $700
  • 4/3
  • Longer video battery life
  • Internal flash
  • $949
  • 4/3
  • Tilt-swivel screen
  • High resolution composite

Compared to Panasonic G100

Sony NEX-3
Panasonic G100
  • $600
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $681
  • 4/3
  • Tilt-swivel screen
  • Lens selection
Olympus E-M10 IV
Panasonic G100
  • $700
  • 4/3
  • In-Camera Image Stabilization
  • More telephoto lens reach
  • $681
  • 4/3
  • Tilt-swivel screen
  • In-camera panoramas
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