• APS-C 369.0mm2
  • 19.6 megapixels
  • 28.00mm (35mm eq.)
  • 1/1.7 inch 43.3mm2
  • 12.0 megapixels
  • 28.00mm - 300.00mm (35mm eq.)

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Differences

Sigma dp1 Quattro advantages over Olympus Stylus 1s

  • Larger sensor
    APS-C vs 1/1.7 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.33 vs 1.92 microns
    Better low-light and dynamic range (all else equal)
  • More pixels
    19.6 vs 12.0 megapixels
    Higher resolution photos
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Olympus Stylus 1s advantages over Sigma dp1 Quattro

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Less expensive
    $700 vs $999 (MSRP)
    Save money for lenses or accessories
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • More telephoto lens reach
    300 mm vs 28 mm
    Capture objects farther away
  • Longer stills battery life
    More info 450 vs 200 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    56 mm vs 87 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/1250 sec
    Reduce the effect of ambient light in flash shots
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    12800 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

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.
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • 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
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

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Your purchases support this site

Buy the Sigma dp1 Quattro

Your purchases support this site

Buy the Olympus Stylus 1s

Review Excerpt

The Competition

Compared to Nikon P7100

Sigma dp1 Quattro
Nikon P7100
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $500
  • 1/1.7 inch
  • Less expensive
  • Eye-level viewfinder
Olympus Stylus 1s
Nikon P7100
  • $549
  • 1/1.7 inch
  • Focus peaking
  • Touchscreen
  • $500
  • 1/1.7 inch
  • Less expensive
  • Shoots 24p video

Compared to Sigma DP1 Merrill

Sigma dp1 Quattro
Sigma DP1 Merrill
  • $999
  • APS-C
  • Longer stills battery life
  • More pixels
  • $849
  • APS-C
  • Less expensive
  • Bigger pixels
Olympus Stylus 1s
Sigma DP1 Merrill
  • $549
  • 1/1.7 inch
  • Focus peaking
  • Eye-level viewfinder
  • $849
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Olympus Stylus 1

Sigma dp1 Quattro
Olympus Stylus 1
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $449
  • 1/1.7 inch
  • Focus peaking
  • Less expensive
Olympus Stylus 1s
Olympus Stylus 1
  • $549
  • 1/1.7 inch
  • $449
  • 1/1.7 inch
  • Faster JPEG shooting

Compared to Sigma dp2 Quattro

Sigma dp1 Quattro
Sigma dp2 Quattro
  • $999
  • APS-C
  • Wider angle lens
  • $899
  • APS-C
  • More telephoto lens reach
Olympus Stylus 1s
Sigma dp2 Quattro
  • $549
  • 1/1.7 inch
  • Focus peaking
  • Eye-level viewfinder
  • $899
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Sigma dp3 Quattro

Sigma dp1 Quattro
Sigma dp3 Quattro
  • $999
  • APS-C
  • Wider angle lens
  • $999
  • APS-C
  • More telephoto lens reach
Olympus Stylus 1s
Sigma dp3 Quattro
  • $549
  • 1/1.7 inch
  • Focus peaking
  • Less expensive
  • $999
  • APS-C
  • Larger sensor
  • Bigger pixels
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