• 35mm 847.3mm2
  • 12.2 megapixels
  • ISO 100 - 102,400
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 12,800

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Differences

Sony A7S advantages over Canon T6i

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 8.40 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Higher effective ISO
    3,702 vs 919 iso
    Take photos in low light with less noise
  • Thinner
    48 mm vs 77 mm
    Thinner
  • More viewfinder magnification
    0.71x vs 0.51x
    Get a bigger view of the scene through the eye-level viewfinder
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Bigger RAW buffer
    39 vs 6 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    409600 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Canon T6i advantages over Sony A7S

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • Less expensive
    $599 vs $1998*
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Fast startup
    ~0.90 vs 2.0 sec
    Faster startup lets you catch the moment
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • More pixels
    24.2 vs 12.2 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    Unlimited vs 62 shots
    Take more JPEG shots before waiting (burst mode)

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • NFC
    Both provide
    Simplifies pairing your camera with supported phones
  • 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 Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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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Your purchases support this site

Buy the Canon T6i

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.

  • Highest resolution Canon APS-C camera yet; Improved dynamic range over T5i; Good high ISO performance for its class; Very fast autofocus; Built-in Wi-Fi with NFC; Touchscreen tilt/swivel LCD.

  • Shallow buffer depth with RAW files; Below average battery life; No Servo AF in Live View; No 60p video frame rate.

The Competition

Compared to Nikon D3400

Sony A7S
Nikon D3400
  • $1998
  • 35mm
  • Focus peaking
  • Larger sensor
  • $444
  • APS-C
  • Lens selection
  • Less expensive
Canon T6i
Nikon D3400
  • $549
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $444
  • APS-C
  • Less expensive
  • Larger sensor

Compared to Leica M-E (Typ 220)

Sony A7S
Leica M-E (Typ 220)
  • $1998
  • 35mm
  • Lens selection
  • Less expensive
  • $4509
  • 35mm
  • Thinner
  • More pixels
Canon T6i
Leica M-E (Typ 220)
  • $549
  • APS-C
  • Lens selection
  • Less expensive
  • $4509
  • 35mm
  • Focus peaking
  • Larger sensor

Compared to Nikon D5500

Sony A7S
Nikon D5500
  • $1998
  • 35mm
  • Focus peaking
  • Larger sensor
  • $579
  • APS-C
  • Lens selection
  • Less expensive
Canon T6i
Nikon D5500
  • $549
  • APS-C
  • Less expensive
  • NFC
  • $579
  • APS-C
  • Larger sensor
  • Fast startup

Compared to Pentax K-3 II

Sony A7S
Pentax K-3 II
  • $1998
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $830
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
Canon T6i
Pentax K-3 II
  • $549
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $830
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Sony A7S II

Sony A7S
Sony A7S II
  • $1998
  • 35mm
  • Fast startup
  • Higher effective ISO
  • $2198
  • 35mm
  • In-Camera Image Stabilization
  • Shoot 4K video
Canon T6i
Sony A7S II
  • $549
  • APS-C
  • Lens selection
  • Less expensive
  • $2198
  • 35mm
  • Focus peaking
  • Larger sensor
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