• 35mm 847.3mm2
  • 12.2 megapixels
  • ISO 100 - 102,400
  • 35mm 858.0mm2
  • 24.6 megapixels
  • ISO 100 - 25,600

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Differences

Sony A7S advantages over Sigma fp

  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 8.40 vs 5.98 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Higher max flash sync
    1/250 vs 1/30 sec
    Reduce the effect of ambient light in flash shots
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Bigger JPEG buffer
    62 vs 12 shots
    Take more JPEG shots before waiting (burst mode)
  • Bigger RAW buffer
    39 vs 12 shots
    Larger buffer for RAW shots (burst mode)
  • Higher extended ISO
    409600 vs 102400 ISO
    Higher extended ISO can give more low-light flexibility

Sigma fp advantages over Sony A7S

  • Less expensive
    $1599 vs $1998*
    Save money for lenses or accessories
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Newer
    5 years vs 10 years old
    Newer cameras often support more advanced features
  • More dots on screen
    2100k vs 922k dots
    Can mean greater resolution or a brighter screen
  • More pixels
    24.6 vs 12.2 megapixels
    Higher resolution photos
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Faster JPEG shooting
    18.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    18.0 fps vs 5.0 fps
    Faster RAW shooting in burst mode

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • 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
  • Internal flash
    Neither provide
    Useful in a pinch for fill flash
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • Dual card slots
    Neither provide
    Gives you more storage flexibility

User reviews

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Review Excerpt

  • Outstanding high ISO performance; excellent dynamic range; 4K video recording (via uncompressed HDMI); XAVC S option for HD video; Slightly improved battery life over A7/A7R; Built-in Wi-Fi & NFC connectivity.

  • 4K video requires expensive external recorder; Sluggish startup time; Loud shutter; Silent Shooting mode hurts image quality; Lacks a built-in, pop-up flash; Limited selection of native Sony FE lenses.

  • Read our Sony A7S Review

The Competition

Compared to Leica M-E (Typ 220)

Sony A7S
Leica M-E (Typ 220)
  • $1998
  • 35mm
  • Lens selection
  • Less expensive
  • $7999
  • 35mm
  • Thinner
  • More pixels

Compare Sony A7S vs Leica M-E (Typ 220)

Sigma fp
Leica M-E (Typ 220)
  • $1699
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
  • $7999
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels

Compare Sigma fp vs Leica M-E (Typ 220)

Compared to Sony A7S II

Sony A7S
Sony A7S II
  • $1998
  • 35mm
  • Less expensive
  • Fast startup
  • $2398
  • 35mm
  • In-Camera Image Stabilization
  • Shoot 4K video

Compare Sony A7S vs Sony A7S II

Sigma fp
Sony A7S II
  • $1699
  • 35mm
  • Less expensive
  • Touchscreen
  • $2398
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels

Compare Sigma fp vs Sony A7S II

Compared to Leica M (Typ 262)

Sony A7S
Leica M (Typ 262)
  • $1998
  • 35mm
  • Lens selection
  • Focus peaking
  • $4995
  • 35mm
  • More pixels
  • Lacks anti-aliasing filter

Compare Sony A7S vs Leica M (Typ 262)

Sigma fp
Leica M (Typ 262)
  • $1699
  • 35mm
  • Focus peaking
  • Less expensive
  • $4995
  • 35mm
  • Eye-level viewfinder
  • Higher max flash sync

Compare Sigma fp vs Leica M (Typ 262)

Compared to Sony A7C

Sony A7S
Sony A7C
  • $1998
  • 35mm
  • Bigger pixels
  • In-camera panoramas
  • $1598
  • 35mm
  • Tilt-swivel screen
  • In-Camera Image Stabilization

Compare Sony A7S vs Sony A7C

Sigma fp
Sony A7C
  • $1699
  • 35mm
  • Thinner
  • More dots on screen
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Eye-level viewfinder

Compare Sigma fp vs Sony A7C

Compared to Sigma fp L

Sony A7S
Sigma fp L
  • $1998
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels
  • $2499
  • 35mm
  • In-Camera Image Stabilization
  • Shoot 4K video

Compare Sony A7S vs Sigma fp L

Sigma fp
Sigma fp L
  • $1699
  • 35mm
  • Bigger pixels
  • Higher max flash sync
  • $2499
  • 35mm
  • More pixels
  • Has anti-aliasing filter

Compare Sigma fp vs Sigma fp L

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