• APS-C 364.3mm2
  • 19.6 megapixels
  • ISO 100 - 6400
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600

Buy From

Differences

Sigma sd Quattro advantages over Canon 77D

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Bigger pixels
    ~ 4.33 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • More dots on screen
    1620k vs 1040k dots
    Can mean greater resolution or a brighter screen
  • More viewfinder magnification
    0.73x vs 0.51x
    Get a bigger view of the scene through the eye-level viewfinder
  • Doesn't require an AA filter
    Yes vs No
    A unique sensor design provides sharp photos without moiré

Canon 77D advantages over Sigma sd Quattro

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • 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
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    24.2 vs 19.6 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Faster RAW shooting
    6.0 fps vs 3.6 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    23 vs 14 shots
    Larger buffer for RAW shots (burst mode)
  • Higher extended ISO
    51200 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • On-sensor phase detect
    Both provide
    Usually improves live view and video AF performance
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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

  • Very good image quality; Improved dynamic range at low ISOs; Very fast autofocus; Dual Pixel CMOS AF in Live View; Much improved RAW buffer depth; 1080/60p video; Quick Control Dial & top-panel LCD screen.

  • Default JPEGs slightly soft straight out of camera; Dynamic range & high ISOs lag behind competing cameras; No 4K video resolution.

The Competition

Compared to Sony A3000

Sigma sd Quattro
Sony A3000
  • $699
  • APS-C
  • On-sensor phase detect
  • HDMI out
  • $500
  • APS-C
  • Lens selection
  • In-camera panoramas
Canon 77D
Sony A3000
  • $550
  • APS-C
  • Lens selection
  • Tilt-swivel screen
  • $500
  • APS-C
  • Focus peaking
  • In-camera panoramas

Compared to Canon T6s

Sigma sd Quattro
Canon T6s
  • $699
  • APS-C
  • Focus peaking
  • Bigger pixels
  • $619
  • APS-C
  • Lens selection
  • Tilt-swivel screen
Canon 77D
Canon T6s
  • $550
  • APS-C
  • Fast startup
  • Built-in Bluetooth
  • $619
  • APS-C
  • Bigger JPEG buffer

Compared to Sigma sd Quattro H

Sigma sd Quattro
Sigma sd Quattro H
  • $699
  • APS-C
  • Bigger RAW buffer
  • $1199
  • APS-H
  • Larger sensor
  • More pixels
Canon 77D
Sigma sd Quattro H
  • $550
  • APS-C
  • Tilt-swivel screen
  • Lens selection
  • $1199
  • APS-H
  • Focus peaking
  • Larger sensor

Compared to Pentax K-70

Sigma sd Quattro
Pentax K-70
  • $699
  • APS-C
  • More dots on screen
  • More viewfinder magnification
  • $597
  • APS-C
  • Tilt-swivel screen
  • Lens selection
Canon 77D
Pentax K-70
  • $550
  • APS-C
  • Touchscreen
  • Fast startup
  • $597
  • APS-C
  • Focus peaking
  • Larger sensor

Compared to Fujifilm X-H1

Sigma sd Quattro
Fujifilm X-H1
  • $699
  • APS-C
  • More dots on screen
  • $1199
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
Canon 77D
Fujifilm X-H1
  • $550
  • APS-C
  • Lens selection
  • Less expensive
  • $1199
  • APS-C
  • Focus peaking
  • Larger sensor
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