• 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • 35mm 864.0mm2
  • 61.0 megapixels
  • ISO 100 - 25,600

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Differences

Sony A7 III advantages over Sigma fp L

  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 5.93 vs 3.78 microns
    Better low-light and dynamic range (all else equal)
  • 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
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 710 vs 240 shots
    Capture more photos
  • Higher max flash sync
    1/250 vs 1/15 sec
    Reduce the effect of ambient light in flash shots
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Bigger JPEG buffer
    163 vs 12 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    204800 vs 102400 ISO
    Higher extended ISO can give more low-light flexibility

Sigma fp L advantages over Sony A7 III

  • Thinner
    45 mm vs 73 mm
    Thinner
  • Newer
    4 years vs 7 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
    61.0 vs 24.2 megapixels
    Higher resolution photos

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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

User reviews

Buy From

Review Excerpt

  • New 24MP sensor offers excellent image quality; Outstanding high ISO performance and dynamic range; Improved JPEG colors; Improved build quality; Fast autofocus; Excellent 4K video; Very good battery life.

  • Buffer clearing can be slow even with fast UHS-II cards; UHS-II support only on one card slot; No losslessly compressed RAW option; Dedicated battery charger not included; Menus are still confusing; No built-in flash.

The Competition

Compared to Sony A7 II

Sony A7 III
Sony A7 II
  • $1531
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1080
  • 35mm
  • In-camera panoramas
Sigma fp L
Sony A7 II
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1080
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels

Compared to Nikon Z6

Sony A7 III
Nikon Z6
  • $1531
  • 35mm
  • Less expensive
  • NFC
  • $1396
  • 35mm
  • Top deck display
  • More dots on screen
Sigma fp L
Nikon Z6
  • $2499
  • 35mm
  • Thinner
  • Newer
  • $1396
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels

Compared to Sigma fp

Sony A7 III
Sigma fp
  • $1531
  • 35mm
  • Eye-level viewfinder
  • Tiltable Screen
  • $1623
  • 35mm
  • Thinner
  • More dots on screen
Sigma fp L
Sigma fp
  • $2499
  • 35mm
  • Newer
  • More pixels
  • $1623
  • 35mm
  • Bigger pixels
  • Higher max flash sync

Compared to Sony A7C

Sony A7 III
Sony A7C
  • $1531
  • 35mm
  • Less expensive
  • More telephoto lens reach
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Newer
Sigma fp L
Sony A7C
  • $2499
  • 35mm
  • Thinner
  • More dots on screen
  • $1598
  • 35mm
  • Tilt-swivel screen
  • Eye-level viewfinder

Compared to Nikon Z6 II

Sony A7 III
Nikon Z6 II
  • $1531
  • 35mm
  • Less expensive
  • NFC
  • $1747
  • 35mm
  • Top deck display
  • Newer
Sigma fp L
Nikon Z6 II
  • $2499
  • 35mm
  • Thinner
  • Lighter weight
  • $1747
  • 35mm
  • Eye-level viewfinder
  • Bigger pixels
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