Nikon D3S vs Sigma dp1 Quattro

Nikon D3S advantages over Sigma dp1 Quattro

• Larger sensor
  35mm vs APS-C
  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
  ~ 8.46 vs 4.33 microns
  Better low-light and dynamic range (all else equal)
• Longer stills battery life
  More info

  Longer stills battery life

  Cameras with longer battery life can take more photos before exhausting their batteries.

  Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

  4200 vs 200 shots
  Capture more photos
• Top deck display
  Yes vs No
  Check settings with a screen on top of the camera
• HDMI out
  HDMI out vs None
  Use HDMI output to monitor or review video
• Shoots 24p video
  Yes vs No
  Gives your movies a big-screen feel
• Dual card slots
  Yes vs No
  Gives you more storage flexibility
• Bulb shutter
  Bulb vs No bulb
  Hold the shutter open manually for long exposures
• Faster shutter
  1/8000 vs 1/2000 sec
  Shoot wide open in bright light
• Higher extended ISO
  102400 vs 6400 ISO
  Higher extended ISO can give more low-light flexibility