• APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • 1/2.33 inch 28.2mm2
  • 16.1 megapixels
  • 25.00mm - 100.00mm (35mm eq.)

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Differences

Nikon D3100 advantages over Panasonic TS30

  • Larger sensor
    APS-C vs 1/2.33 inch
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 5.01 vs 1.33 microns
    Better low-light and dynamic range (all else equal)
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Longer stills battery life
    More info 550 vs 250 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • HDMI out
    HDMI out vs None
    Use an external screen to monitor or review video
  • 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
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    2.9 fps vs 1.3 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/4000 vs 1/1300 sec
    Shoot wide open in bright light
  • Higher extended ISO
    12800 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Panasonic TS30 advantages over Nikon D3100

  • Waterproof
    Yes vs No
    Take photos underwater without destroying your camera!
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Thinner
    19 mm vs 74 mm
    Thinner
  • Newer
    3 years vs 8 years old
    Newer cameras often support more advanced features
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 100 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • 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
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • 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
  • 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
  • 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
  • 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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Review Excerpt

The Competition

Compared to Sony A33

Nikon D3100
Sony A33
  • $700
  • APS-C
  • Lens selection
  • Fast startup
  • $540
  • APS-C
  • In-Camera Image Stabilization
  • In-camera panoramas
Panasonic TS30
Sony A33
  • $138
  • 1/2.33 inch
  • Waterproof
  • Thinner
  • $540
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compared to Pentax K-r

Nikon D3100
Pentax K-r
  • $700
  • APS-C
  • Less expensive
  • Higher effective ISO
  • $850
  • APS-C
  • In-Camera Image Stabilization
  • Fast startup
Panasonic TS30
Pentax K-r
  • $138
  • 1/2.33 inch
  • Waterproof
  • In-camera panoramas
  • $850
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compared to Nikon D5100

Nikon D3100
Nikon D5100
  • $700
  • APS-C
  • $499
  • APS-C
  • Tilt-swivel screen
  • Higher effective ISO
Panasonic TS30
Nikon D5100
  • $138
  • 1/2.33 inch
  • Less expensive
  • Waterproof
  • $499
  • APS-C
  • Larger sensor
  • Tilt-swivel screen

Compared to Panasonic TS20

Nikon D3100
Panasonic TS20
  • $700
  • APS-C
  • Larger sensor
  • Eye-level viewfinder
  • $119
  • 1/2.33 inch
  • Waterproof
  • In-Camera Image Stabilization
Panasonic TS30
Panasonic TS20
  • $138
  • 1/2.33 inch
  • In-camera panoramas
  • Newer
  • $119
  • 1/2.33 inch
  • Less expensive

Compared to Panasonic TS25

Nikon D3100
Panasonic TS25
  • $700
  • APS-C
  • Larger sensor
  • Eye-level viewfinder
  • $141
  • 1/2.33 inch
  • Waterproof
  • In-Camera Image Stabilization
Panasonic TS30
Panasonic TS25
  • $138
  • 1/2.33 inch
  • In-camera panoramas
  • Newer
  • $141
  • 1/2.33 inch
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