• APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Medium format 1,350.0mm2
  • 64.0 megapixels
  • ISO 100 - 50,000

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Differences

Canon T7i advantages over Leica S3

  • 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
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • 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 cross-type AF points
    45 vs 1
    Cross-type AF points improve autofocus performance
  • Higher max flash sync
    1/200 vs 1/125 sec
    Reduce the effect of ambient light in flash shots
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • More AF points
    45 vs 1
    More AF points improve autofocus
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Faster JPEG shooting
    6.0 fps vs 3.0 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    6.0 fps vs 3.0 fps
    Faster RAW shooting in burst mode
  • Bigger RAW buffer
    24 vs 6 shots
    Larger buffer for RAW shots (burst mode)

Leica S3 advantages over Canon T7i

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    Medium format vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.59 vs 3.72 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (DCI) vs 1080p
    Make sure you have a fast computer
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • Pentaprism viewfinder
    Pentaprism vs Pentamirror
    Much better viewfinder picture fidelity
  • Newer
    5 years vs 8 years old
    Newer cameras often support more advanced features
  • More viewfinder magnification
    1.09x vs 0.51x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    64.0 vs 24.2 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    125 vs 30 sec
    Long exposures for night shots
  • Bigger JPEG buffer
    Unlimited vs 148 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
  • 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
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the Leica S3

Review Excerpt

  • Very good image quality; Improved dynamic range & high ISO quality over T6i; 45-point AF system; Fast Dual Pixel CMOS AF; Improved buffer depth.

  • Default JPEGs slightly soft straight out of camera; Dynamic range & high ISO still lags behind competitors; No 4K video.

  • Read our Canon T7i Express Review

The Competition

Compared to Canon T6i

Canon T7i
Canon T6i
  • $700
  • APS-C
  • Fast startup
  • Built-in Bluetooth
  • $699
  • APS-C
  • Less expensive
  • Bigger JPEG buffer

Compare Canon T7i vs Canon T6i

Leica S3
Canon T6i
  • $19
  • Medium format
  • Focus peaking
  • Larger sensor
  • $699
  • APS-C
  • Lens selection
  • Tilt-swivel screen

Compare Leica S3 vs Canon T6i

Compared to Pentax K-1

Canon T7i
Pentax K-1
  • $700
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $1800
  • 35mm
  • Focus peaking
  • Larger sensor

Compare Canon T7i vs Pentax K-1

Leica S3
Pentax K-1
  • $19
  • Medium format
  • Less expensive
  • Larger sensor
  • $1800
  • 35mm
  • Lens selection
  • In-Camera Image Stabilization

Compare Leica S3 vs Pentax K-1

Compared to Pentax KP

Canon T7i
Pentax KP
  • $700
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $999
  • APS-C
  • Focus peaking
  • Larger sensor

Compare Canon T7i vs Pentax KP

Leica S3
Pentax KP
  • $19
  • Medium format
  • Larger sensor
  • Bigger pixels
  • $999
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization

Compare Leica S3 vs Pentax KP

Compared to Canon 6D Mark II

Canon T7i
Canon 6D Mark II
  • $700
  • APS-C
  • Less expensive
  • Internal flash
  • $1332
  • 35mm
  • Larger sensor
  • Bigger pixels

Compare Canon T7i vs Canon 6D Mark II

Leica S3
Canon 6D Mark II
  • $19
  • Medium format
  • Focus peaking
  • Larger sensor
  • $1332
  • 35mm
  • Tilt-swivel screen
  • Lens selection

Compare Leica S3 vs Canon 6D Mark II

Compared to Canon T7

Canon T7i
Canon T7
  • $700
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $439
  • APS-C
  • Less expensive

Compare Canon T7i vs Canon T7

Leica S3
Canon T7
  • $19
  • Medium format
  • Focus peaking
  • Larger sensor
  • $439
  • APS-C
  • Lens selection
  • NFC

Compare Leica S3 vs Canon T7

Compare Other Cameras?