• APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 12,800

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Differences

Sony A5100 advantages over Olympus AIR

  • Rear display
    Yes vs No
    Review photos on the back of the camera
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • 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
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 400 vs 320 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More pixels
    24.3 vs 16.1 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Wider angle kit lens
    24 mm vs 28 mm
    Capture more of the scene with the included lens
  • Longer exposure
    30 vs 4 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Bigger JPEG buffer
    67 vs 23 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Olympus AIR advantages over Sony A5100

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Lighter weight
    240g vs 399g
    Lighter weight
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Faster JPEG shooting
    10.0 fps vs 6.0 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/16000 vs 1/4000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly

Common Weaknesses

  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Your purchases support this site

Buy the Sony A5100

Your purchases support this site

Buy the Olympus AIR

Review Excerpt

  • Very small and comfortable form factor; Very good image quality for its class; New dual video record function; Quick autofocus and good dynamic range.

  • Lacks an EVF and external mode dial; No hot shoe; JPEG processing at higher ISOs not as good as some competing mid-level models.

The Competition

Compared to Samsung NX1000

Sony A5100
Samsung NX1000
  • $348
  • APS-C
  • Lens selection
  • Focus peaking
  • $413
  • APS-C
  • Higher-res screen
  • Hot shoe
Olympus AIR
Samsung NX1000
  • $300
  • 4/3
  • Lens selection
  • Focus peaking
  • $413
  • APS-C
  • Rear display
  • Larger sensor

Compared to Samsung NX1100

Sony A5100
Samsung NX1100
  • $348
  • APS-C
  • Lens selection
  • Focus peaking
  • $450
  • APS-C
  • Higher-res screen
  • Hot shoe
Olympus AIR
Samsung NX1100
  • $300
  • 4/3
  • Lens selection
  • Focus peaking
  • $450
  • APS-C
  • Rear display
  • Larger sensor

Compared to Panasonic GM1

Sony A5100
Panasonic GM1
  • $348
  • APS-C
  • Larger sensor
  • In-camera panoramas
  • $479
  • 4/3
  • Lens selection
  • Fast startup
Olympus AIR
Panasonic GM1
  • $300
  • 4/3
  • Less expensive
  • Built-in Bluetooth
  • $479
  • 4/3
  • Rear display
  • Touchscreen

Compared to Sony A5000

Sony A5100
Sony A5000
  • $348
  • APS-C
  • Touchscreen
  • Higher effective ISO
  • $298
  • APS-C
  • Less expensive
Olympus AIR
Sony A5000
  • $300
  • 4/3
  • Lens selection
  • Built-in Bluetooth
  • $298
  • APS-C
  • Rear display
  • Larger sensor

Compared to YI M1

Sony A5100
YI M1
  • $348
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $199
  • 4/3
  • Lens selection
  • Shoot 4K video
Olympus AIR
YI M1
  • $300
  • 4/3
  • Faster JPEG shooting
  • Faster shutter
  • $199
  • 4/3
  • Rear display
  • Less expensive
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