• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 25.00mm - 450.00mm (35mm eq.)
  • APS-C 357.3mm2
  • 20.1 megapixels
  • ISO 100 - 16,000

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Differences

Nikon S9100 advantages over Sony A5000

  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Fast startup
    ~1.50 vs 2.0 sec
    Faster startup lets you catch the moment
  • More dots on screen
    921k vs 461k dots
    Can mean greater resolution or a brighter screen
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster JPEG shooting
    9.5 fps vs 3.3 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Sony A5000 advantages over Nikon S9100

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs 1/2.3 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.25 vs 1.54 microns
    Better low-light and dynamic range (all else equal)
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Longer stills battery life
    More info 420 vs 270 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More pixels
    20.1 vs 12.1 megapixels
    Higher resolution photos
  • 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
    15 vs 5 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    16000 vs 3200 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • In-camera panoramas
    Both provide
    Stitches multiple shots into a panoramic photo
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • 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

User reviews

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Buy the Nikon S9100

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Buy the Sony A5000
Kit with 16-50mm Lens (Black)
  • Kit with 16-50mm Lens (Black)
  • Kit with 16-50mm Lens (Silver)
  • Kit with 16-50mm Lens (White)
All A5000 Deals

Review Excerpt

  • Backside-illuminated sensor for good low-light performance; Very long zoom; Good printed performance; Very fast autofocus.

  • Autofocus is not always reliable; Auto white balance renders skin tones a little red; Slow digital zoom.

  • Read our Nikon S9100 Express Review

The Competition

Compared to Pentax RZ18

Nikon S9100
Pentax RZ18
  • $254
  • 1/2.3 inch
  • Bigger pixels
  • In-camera panoramas
  • $210
  • 1/2.33 inch
  • Manual focus
  • More pixels

Compare Nikon S9100 vs Pentax RZ18

Sony A5000
Pentax RZ18
  • $298
  • APS-C
  • Focus peaking
  • Larger sensor
  • $210
  • 1/2.33 inch
  • In-Camera Image Stabilization

Compare Sony A5000 vs Pentax RZ18

Compared to Panasonic ZS15

Nikon S9100
Panasonic ZS15
  • $254
  • 1/2.3 inch
  • In-camera panoramas
  • More telephoto lens reach
  • $273
  • 1/2.3 inch
  • Less expensive
  • Longer exposure

Compare Nikon S9100 vs Panasonic ZS15

Sony A5000
Panasonic ZS15
  • $298
  • APS-C
  • Focus peaking
  • Larger sensor
  • $273
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Shoots 60p video

Compare Sony A5000 vs Panasonic ZS15

Compared to Canon SX280 HS

Nikon S9100
Canon SX280 HS
  • $254
  • 1/2.3 inch
  • In-camera panoramas
  • Longer stills battery life
  • $300
  • 1/2.3 inch
  • Built-in Wi-Fi
  • Built-in GPS

Compare Nikon S9100 vs Canon SX280 HS

Sony A5000
Canon SX280 HS
  • $298
  • APS-C
  • Focus peaking
  • Larger sensor
  • $300
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Built-in GPS

Compare Sony A5000 vs Canon SX280 HS

Compared to Sony NEX-5T

Nikon S9100
Sony NEX-5T
  • $254
  • 1/2.3 inch
  • Less expensive
  • In-Camera Image Stabilization
  • $299
  • APS-C
  • Focus peaking
  • Larger sensor

Compare Nikon S9100 vs Sony NEX-5T

Sony A5000
Sony NEX-5T
  • $298
  • APS-C
  • Longer stills battery life
  • Internal flash
  • $299
  • APS-C
  • Touchscreen
  • On-sensor phase detect

Compare Sony A5000 vs Sony NEX-5T

Compared to Sony A5100

Nikon S9100
Sony A5100
  • $254
  • 1/2.3 inch
  • In-Camera Image Stabilization
  • Fast startup
  • $348
  • APS-C
  • Focus peaking
  • Larger sensor

Compare Nikon S9100 vs Sony A5100

Sony A5000
Sony A5100
  • $298
  • APS-C
  • Less expensive
  • $348
  • APS-C
  • Touchscreen
  • Higher effective ISO

Compare Sony A5000 vs Sony A5100

Compare Other Cameras?