• 1 inch 116.2mm2
  • 20.2 megapixels
  • 28.00mm - 100.00mm (35mm eq.)
  • APS-C 369.0mm2
  • 14.8 megapixels
  • 75.00mm (35mm eq.)

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Differences

Sony RX100 advantages over Sigma DP3 Merrill

  • Less expensive
    $368 vs $899
    Save money for lenses or accessories
  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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
  • Larger lens aperture
    f/1.8 vs f/2.8
    Take photos in low-light or isolate your subject
  • More telephoto lens reach
    100 mm vs 75 mm
    Capture objects farther away
  • Longer stills battery life
    More info 330 vs 97 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    35 mm vs 80 mm
    Thinner
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Lighter weight
    240g vs 400g
    Lighter weight
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.2 vs 14.8 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Wider angle lens
    28 mm vs 75 mm
    Capture more of the scene
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    10.0 fps vs 4.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    13 vs 7 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    10.0 fps vs 4.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    13 vs 7 shots
    Larger buffer for RAW shots (burst mode)
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Sigma DP3 Merrill advantages over Sony RX100

  • Larger sensor
    APS-C vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.00 vs 2.41 microns
    Better low-light and dynamic range (all else equal)
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Similarities

Common Strengths

  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.

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
  • 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
  • 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
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Review Excerpt

  • Excellent high-ISO performance for such a compact model; Smart controls; Small body; Bright lens; 10fps full-res burst mode; Very fast shutter response; Excellent LCD.

  • Lens flare at night; Poor rendering of yellows; Slow flash recycling; Soft corners wide open; Continuous AF mode slow to lock.

The Competition

Compared to Sony RX100 II

Sony RX100
Sony RX100 II
  • $391
  • 1 inch
  • Less expensive
  • Faster RAW shooting
  • $584
  • 1 inch
  • Tiltable Screen
  • Built-in Wi-Fi
Sigma DP3 Merrill
Sony RX100 II
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $584
  • 1 inch
  • Focus peaking
  • Less expensive

Compared to Sony RX100 III

Sony RX100
Sony RX100 III
  • $391
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $648
  • 1 inch
  • Eye-level viewfinder
  • Tiltable Screen
Sigma DP3 Merrill
Sony RX100 III
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $648
  • 1 inch
  • Less expensive
  • Focus peaking

Compared to Canon G7X

Sony RX100
Canon G7X
  • $391
  • 1 inch
  • Less expensive
  • In-camera panoramas
  • $574
  • 1 inch
  • Touchscreen
  • Tiltable Screen
Sigma DP3 Merrill
Canon G7X
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $574
  • 1 inch
  • Less expensive
  • Focus peaking

Compared to Sony RX100 IV

Sony RX100
Sony RX100 IV
  • $391
  • 1 inch
  • Less expensive
  • More telephoto lens reach
  • $798
  • 1 inch
  • Eye-level viewfinder
  • Shoot 4K video
Sigma DP3 Merrill
Sony RX100 IV
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $798
  • 1 inch
  • Focus peaking
  • Eye-level viewfinder

Compared to Canon G7X Mark II

Sony RX100
Canon G7X Mark II
  • $391
  • 1 inch
  • Less expensive
  • In-camera panoramas
  • $599
  • 1 inch
  • Touchscreen
  • Tiltable Screen
Sigma DP3 Merrill
Canon G7X Mark II
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $599
  • 1 inch
  • Focus peaking
  • Less expensive
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