• APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • APS-C 361.2mm2
  • 25.7 megapixels
  • ISO 100 - 160,000

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Differences

Canon SL3 advantages over Pentax K-3 III

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 1070 vs 800 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Bigger JPEG buffer
    Unlimited vs 30 shots
    Take more JPEG shots before waiting (burst mode)

Pentax K-3 III advantages over Canon SL3

  • 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
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • 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
  • More cross-type AF points
    25 vs 1
    Cross-type AF points improve autofocus performance
  • Pentaprism viewfinder
    Pentaprism vs Pentamirror
    Much better viewfinder picture fidelity
  • Newer
    Brand new vs 2 years old
    Newer cameras often support more advanced features
  • Higher-res screen
    540k vs 346k pixels
    More detail on the screen lets you judge focus and composition
  • More viewfinder magnification
    1.05x vs 0.54x
    Get a bigger view of the scene through the eye-level viewfinder
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • More AF points
    101 vs 9
    More AF points improve autofocus
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Faster JPEG shooting
    12.0 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/8000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    160000 vs 51200 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
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Built-in Bluetooth
    Both provide
    Always-on wireless connectivity
  • 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 panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Review Excerpt

The Competition

Compared to Pentax KP

Canon SL3
Pentax KP
  • $599
  • APS-C
  • Less expensive
  • Tilt-swivel screen
  • $999
  • APS-C
  • Focus peaking
  • Larger sensor
Pentax K-3 III
Pentax KP
  • $2000
  • APS-C
  • Shoot 4K video
  • Touchscreen
  • $999
  • APS-C
  • Tiltable Screen
  • Internal flash

Compared to Canon SL2

Canon SL3
Canon SL2
  • $599
  • APS-C
  • Shoot 4K video
  • Longer stills battery life
  • $549
  • APS-C
  • Less expensive
  • NFC
Pentax K-3 III
Canon SL2
  • $2000
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $549
  • APS-C
  • Tilt-swivel screen
  • NFC

Compared to Canon T7

Canon SL3
Canon T7
  • $599
  • APS-C
  • Tilt-swivel screen
  • Shoot 4K video
  • $449
  • APS-C
  • Less expensive
  • NFC
Pentax K-3 III
Canon T7
  • $2000
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $449
  • APS-C
  • NFC
  • Internal flash

Compared to Nikon D3500

Canon SL3
Nikon D3500
  • $599
  • APS-C
  • Tilt-swivel screen
  • Shoot 4K video
  • $614
  • APS-C
  • Less expensive
  • Larger sensor
Pentax K-3 III
Nikon D3500
  • $2000
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $614
  • APS-C
  • Longer stills battery life
  • Internal flash

Compared to Canon 90D

Canon SL3
Canon 90D
  • $599
  • APS-C
  • Less expensive
  • Lighter weight
  • $1199
  • APS-C
  • Longer stills battery life
  • More telephoto lens reach
Pentax K-3 III
Canon 90D
  • $2000
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $1199
  • APS-C
  • Tilt-swivel screen
  • On-sensor phase detect
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