• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)

Buy From

Differences

Canon T3i advantages over Canon G7X Mark III

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Larger sensor
    APS-C vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 4.30 vs 2.41 microns
    Better low-light and dynamic range (all else equal)
  • Longer stills battery life
    More info 440 vs 235 shots
    Capture more photos
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities

Canon G7X Mark III advantages over Canon T3i

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    41 mm vs 79 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/200 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    5 years vs 13 years old
    Newer cameras often support more advanced features
  • Less shutter lag
    0.15 vs 0.28 sec
    Focus and take a photo quickly (wide angle)
  • Faster JPEG shooting
    20.0 fps vs 3.6 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    125 vs 9 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster RAW shooting
    30.0 fps vs 3.6 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    76 vs 5 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/25600 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 12800 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • 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
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

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.

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
Canon G7X Mark III
Nikon D7000
  • $758
  • 1 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $699
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

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
Canon G7X Mark III
Pentax K-5
  • $758
  • 1 inch
  • Focus peaking
  • Shoot 4K video
  • $800
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compared to Canon T4i

Canon T3i
Canon T4i
  • $549
  • APS-C
  • $700
  • APS-C
  • Touchscreen
  • Fast startup
Canon G7X Mark III
Canon T4i
  • $758
  • 1 inch
  • Focus peaking
  • In-Camera Image Stabilization
  • $700
  • APS-C
  • Tilt-swivel screen
  • Larger sensor

Compared to Sony RX100 VA

Canon T3i
Sony RX100 VA
  • $549
  • APS-C
  • Tilt-swivel screen
  • Larger sensor
  • $998
  • 1 inch
  • Focus peaking
  • In-Camera Image Stabilization
Canon G7X Mark III
Sony RX100 VA
  • $758
  • 1 inch
  • Less expensive
  • Touchscreen
  • $998
  • 1 inch
  • Slower slow-motion
  • Eye-level viewfinder

Compared to Canon G5X Mark II

Canon T3i
Canon G5X Mark II
  • $549
  • APS-C
  • Tilt-swivel screen
  • Larger sensor
  • $899
  • 1 inch
  • Focus peaking
  • In-Camera Image Stabilization
Canon G7X Mark III
Canon G5X Mark II
  • $758
  • 1 inch
  • Less expensive
  • External Mic Jack
  • $899
  • 1 inch
  • Eye-level viewfinder
  • More telephoto lens reach
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