• 1/2.3 inch 28.1mm2
  • 16.2 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • 1/3 inch 17.3mm2
  • 10.1 megapixels
  • 29.00mm - 87.00mm (35mm eq.)

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Differences

Sony DSC-WX9 advantages over Nikon S31

  • Larger sensor
    1/2.3 inch vs 1/3 inch
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Larger lens aperture
    f/2.6 vs f/3.3
    Take photos in low-light or isolate your subject
  • More telephoto lens reach
    125 mm vs 87 mm
    Capture objects farther away
  • Thinner
    19 mm vs 41 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Lighter weight
    139g vs 185g
    Lighter weight
  • More dots on screen
    922k vs 230k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    16.2 vs 10.1 megapixels
    Higher resolution photos
  • Wider angle lens
    25 mm vs 29 mm
    Capture more of the scene
  • Faster JPEG shooting
    10.0 fps vs 1.5 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    10 vs 4 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    3200 vs 1600 ISO
    Higher extended ISO can give more low-light flexibility

Nikon S31 advantages over Sony DSC-WX9

  • Less expensive
    $120 vs $200 (MSRP)
    Save money for lenses or accessories
  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • Longer stills battery life
    More info 260 vs 210 shots
    Capture more photos
  • Longer exposure
    4 vs 2 sec
    Long exposures for night shots

Similarities

Common Strengths

  • Internal flash
    Both provide
    Useful in a pinch for fill flash

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • RAW file ability
    Neither provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • 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
  • Manual focus
    Neither provide
    AF is for the weak. Real photographers focus manually.
  • 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
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

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Buy the Sony DSC-WX9

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Buy the Nikon S31
Nikon S31

Review Excerpt

  • 25-125mm zoom range; iSweep Panorama; 3D capture modes; Full HD movie modes; Fast autofocus.

  • Slow operation in certain modes; Poor print quality; Soft corners; Lens is blurry all across the bottom of the frame.

  • Read our Sony DSC-WX9 Express Review

The Competition

Compared to Canon 110 HS

Sony DSC-WX9
Canon 110 HS
  • $175
  • 1/2.3 inch
  • Less expensive
  • Longer stills battery life
  • $250
  • 1/2.3 inch
  • Shoots 24p video
  • Shoots 1080p video

Compare Sony DSC-WX9 vs Canon 110 HS

Nikon S31
Canon 110 HS
  • $89
  • 1/3 inch
  • Less expensive
  • Waterproof
  • $250
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Nikon S31 vs Canon 110 HS

Compared to Nikon S30

Sony DSC-WX9
Nikon S30
  • $175
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization
  • $120
  • 1/3 inch
  • Less expensive
  • Waterproof

Compare Sony DSC-WX9 vs Nikon S30

Nikon S31
Nikon S30
  • $89
  • 1/3 inch
  • Faster shutter
  • $120
  • 1/3 inch
  • Longer stills battery life

Compare Nikon S31 vs Nikon S30

Compared to Canon 320 HS

Sony DSC-WX9
Canon 320 HS
  • $175
  • 1/2.3 inch
  • Less expensive
  • Longer stills battery life
  • $231
  • 1/2.3 inch
  • Built-in Wi-Fi
  • Shoots 24p video

Compare Sony DSC-WX9 vs Canon 320 HS

Nikon S31
Canon 320 HS
  • $89
  • 1/3 inch
  • Less expensive
  • Waterproof
  • $231
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Nikon S31 vs Canon 320 HS

Compared to Samsung MV900F

Sony DSC-WX9
Samsung MV900F
  • $175
  • 1/2.3 inch
  • Less expensive
  • $350
  • 1/2.3 inch
  • Touchscreen
  • Tiltable Screen

Compare Sony DSC-WX9 vs Samsung MV900F

Nikon S31
Samsung MV900F
  • $89
  • 1/3 inch
  • Less expensive
  • Waterproof
  • $350
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization

Compare Nikon S31 vs Samsung MV900F

Compared to Nikon S33

Sony DSC-WX9
Nikon S33
  • $175
  • 1/2.3 inch
  • Larger sensor
  • In-Camera Image Stabilization
  • $109
  • 1/3.1 inch
  • Less expensive
  • Waterproof

Compare Sony DSC-WX9 vs Nikon S33

Nikon S31
Nikon S33
  • $89
  • 1/3 inch
  • Less expensive
  • Bigger pixels
  • $109
  • 1/3.1 inch
  • HDMI out
  • Shoots 1080p video

Compare Nikon S31 vs Nikon S33

Compare Other Cameras?