Sony A7S vs Sony RX1R II

Sony A7S advantages over Sony RX1R II

• Less expensive
  $1998 vs $3298
  Save money for lenses or accessories
• Bigger pixels
  ~ 8.40 vs 4.51 microns
  Better low-light and dynamic range (all else equal)
• Higher effective ISO

  Higher effective ISO

  Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.

  Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.

  You can learn more at our glossary entry.

  Maximum effective ISO test data courtesy of DxO Mark.

  A7S test data on DxO Mark RX1R II test data on DxO Mark
  3,702 vs 3,204 iso
  Take photos in low light with less noise
• 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

  380 vs 220 shots
  Capture more photos
• Thinner
  48 mm vs 72 mm
  Thinner
• Less shutter lag
  0.18 vs 0.26 sec
  Focus and take a photo quickly (wide angle)
• Headphone jack
  Yes vs No
  Monitor audio recording while you shoot video
• Bigger JPEG buffer
  62 vs 24 shots
  Take more JPEG shots before waiting (burst mode)
• Bigger RAW buffer
  39 vs 23 shots
  Larger buffer for RAW shots (burst mode)
• Faster shutter
  1/8000 vs 1/4000 sec
  Shoot wide open in bright light
• Higher extended ISO
  409600 vs 102400 ISO
  Higher extended ISO can give more low-light flexibility