• 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • APS-C 332.3mm2
  • 24.1 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Sony A9 advantages over Canon T8i

  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.93 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    204800 vs 51200 ISO
    Higher extended ISO can give more low-light flexibility

Canon T8i advantages over Sony A9

  • Less expensive
    $899 vs $2995*
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Lighter weight
    515g vs 673g
    Lighter weight

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • On-sensor phase detect
    Both provide
    Usually improves live view and video AF performance
  • 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

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera

User reviews

Buy From

Review Excerpt

  • New sensor offers incredible performance; Excellent image quality at low & high ISOs; Very good dynamic range; Phenomenal 20fps burst speed & deep buffer; Very good battery life for a mirrorless; 4K video; Dual card slots.

  • Slow buffer clearing; Only one card slot is UHS-II compatible; Touchscreen underutilized; No lossless RAW compression option; No 4K/60p option.

The Competition

Compared to Sony A7R II

Sony A9
Sony A7R II
  • $2995
  • 35mm
  • Bigger pixels
  • Touchscreen
  • $2348
  • 35mm
  • Less expensive
  • In-camera panoramas
Canon T8i
Sony A7R II
  • $749
  • APS-C
  • Lens selection
  • Less expensive
  • $2348
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Leica SL (Typ 601)

Sony A9
Leica SL (Typ 601)
  • $2995
  • 35mm
  • Less expensive
  • In-Camera Image Stabilization
  • $3802
  • 35mm
  • Built-in GPS
  • Top deck display
Canon T8i
Leica SL (Typ 601)
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $3802
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Sony A7R III

Sony A9
Sony A7R III
  • $2995
  • 35mm
  • Bigger pixels
  • Fast startup
  • $2204
  • 35mm
  • Less expensive
  • High resolution composite
Canon T8i
Sony A7R III
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $2204
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Sony A9 II

Sony A9
Sony A9 II
  • $2995
  • 35mm
  • Less expensive
  • $4498
  • 35mm
  • Newer
Canon T8i
Sony A9 II
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $4498
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Nikon Z6 II

Sony A9
Nikon Z6 II
  • $2995
  • 35mm
  • NFC
  • Longer video battery life
  • $1747
  • 35mm
  • Less expensive
  • Top deck display
Canon T8i
Nikon Z6 II
  • $749
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $1747
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization
Compare Other Cameras?