• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Canon T3i advantages over Sony A77 II

  • Lens selection
    Excellent vs Good
    Better lens selection gives you more options
  • More telephoto lens reach
    216 mm vs 75 mm
    Capture objects farther away with the kit lens
  • Lighter weight
    1031g vs 1351g
    Lighter weight

Sony A77 II advantages over Canon T3i

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C 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
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Fast startup
    ~0.80 vs 1.5 sec
    Faster startup lets you catch the moment
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More cross-type AF points
    15 vs 1
    Cross-type AF points improve autofocus performance
  • Less shutter lag
    0.09 vs 0.28 sec
    Focus and take a photo quickly (wide angle)
  • More viewfinder magnification
    0.73x vs 0.53x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    24.3 vs 18.0 megapixels
    Higher resolution photos
  • More AF points
    79 vs 9
    More AF points improve autofocus
  • Wider angle kit lens
    24 mm vs 29 mm
    Capture more of the scene with the included lens
  • Faster JPEG shooting
    11.5 fps vs 3.6 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    26 vs 9 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    12.0 fps vs 3.6 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    28 vs 5 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
    51200 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Tilt-swivel screen
    Both provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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

  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • 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
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Review Excerpt

  • Excellent image quality; Good grip; Full HD video recording; Swiveling LCD; Very fast autofocus; HDMI output.

  • Slow frame rate for sports shooting; Tendency to overexpose in bright sunlight; Live View AF is slow; No microfocus adjustment.

  • Excellent image quality, especially lower ISOs; Improved high ISO performance when using RAW; Very good dynamic range; High-resolution images; Very fast single-shot autofocus; 12fps burst mode with C-AF; Good value for its class.

  • Lackluster continuous AF performance; Strong NR processing in high ISO JPEGs; Sluggish buffer clearing; Short battery life compared to most DSLRs; Joystick control easy to press accidentally.

The Competition

Compared to Nikon D7000

Canon T3i
Nikon D7000
  • $549
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $699
  • APS-C
  • Larger sensor
  • Fast startup
Sony A77 II
Nikon D7000
  • $1198
  • APS-C
  • Focus peaking
  • Tilt-swivel screen
  • $699
  • APS-C
  • Lens selection
  • Bigger pixels

Compared to Pentax K-5

Canon T3i
Pentax K-5
  • $549
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $800
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
Sony A77 II
Pentax K-5
  • $1198
  • APS-C
  • Focus peaking
  • Tilt-swivel screen
  • $800
  • APS-C
  • Lens selection
  • Bigger pixels

Compared to Canon T4i

Canon T3i
Canon T4i
  • $549
  • APS-C
  • $700
  • APS-C
  • Touchscreen
  • Fast startup
Sony A77 II
Canon T4i
  • $1198
  • APS-C
  • Focus peaking
  • Larger sensor
  • $700
  • APS-C
  • Lens selection
  • Less expensive

Compared to Canon 7D Mark II

Canon T3i
Canon 7D Mark II
  • $549
  • APS-C
  • Tilt-swivel screen
  • Lighter weight
  • $1647
  • APS-C
  • Fast startup
  • Higher effective ISO
Sony A77 II
Canon 7D Mark II
  • $1198
  • APS-C
  • Focus peaking
  • Tilt-swivel screen
  • $1647
  • APS-C
  • Lens selection
  • Fast startup

Compared to Nikon D7200

Canon T3i
Nikon D7200
  • $549
  • APS-C
  • Tilt-swivel screen
  • Has anti-aliasing filter
  • $1043
  • APS-C
  • Larger sensor
  • Fast startup
Sony A77 II
Nikon D7200
  • $1198
  • APS-C
  • Tilt-swivel screen
  • Focus peaking
  • $1043
  • APS-C
  • Lens selection
  • Fast startup
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