• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • 35mm 864.0mm2
  • 45.0 megapixels
  • ISO 100 - 51,200

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Differences

Pentax K-3 advantages over Canon R5 C

  • Less expensive
    $1150 vs $4499 (MSRP)
    Save money for lenses or accessories
  • More telephoto lens reach
    203 mm vs 105 mm
    Capture objects farther away with the kit lens
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    77 mm vs 111 mm
    Thinner
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré

Canon R5 C advantages over Pentax K-3

  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Shoot 4K video
    No vs 1080p
    Make sure you have a fast computer
  • 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
  • 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
  • Newer
    3 years vs 11 years old
    Newer cameras often support more advanced features
  • Higher-res screen
    700k vs 346k pixels
    More detail on the screen lets you judge focus and composition
  • More pixels
    45.0 vs 24.4 megapixels
    Higher resolution photos
  • Wider angle kit lens
    24 mm vs 27 mm
    Capture more of the scene with the included lens
  • Faster JPEG shooting
    20.0 fps vs 7.1 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Higher extended ISO
    102400 vs 51200 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Top deck display
    Both provide
    Check settings with a screen on top of the camera
  • 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
  • Dual card slots
    Both provide
    Gives you more storage flexibility
  • Headphone jack
    Both provide
    Monitor audio recording while you shoot video
  • 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
  • Built-in GPS
    Neither provide
    Geotag your photos

User reviews

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Buy the Pentax K-3
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  • Body Only
  • Kit with 18-135mm Lens
All K-3 Deals

Your purchases support this site

Buy the Canon R5 C

Review Excerpt

  • Top-notch image quality; Great ergonomics in a compact body; Unique on-demand low-pass filtering; Broad sensitivity range; Large and bright viewfinder for an APS-C camera; Dual card slots; Optional Wi-Fi remote control

  • AE Lock button is poorly located; Below-average battery life for a DSLR; Rather dated-looking menu system; Requires a different battery grip accessory than its predecessors; Less third-party support than some rivals

  • Read our Pentax K-3 Review

The Competition

Compared to Nikon D7100

Pentax K-3
Nikon D7100
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $810
  • APS-C
  • Fast startup
  • Longer stills battery life

Compare Pentax K-3 vs Nikon D7100

Canon R5 C
Nikon D7100
  • $4499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $810
  • APS-C
  • More telephoto lens reach
  • Internal flash

Compare Canon R5 C vs Nikon D7100

Compared to Nikon D5300

Pentax K-3
Nikon D5300
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $549
  • APS-C
  • Tilt-swivel screen
  • Fast startup

Compare Pentax K-3 vs Nikon D5300

Canon R5 C
Nikon D5300
  • $4499
  • 35mm
  • Focus peaking
  • Larger sensor
  • $549
  • APS-C
  • Built-in GPS
  • More telephoto lens reach

Compare Canon R5 C vs Nikon D5300

Compared to Nikon D7200

Pentax K-3
Nikon D7200
  • $699
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $1016
  • APS-C
  • Fast startup
  • Built-in Wi-Fi

Compare Pentax K-3 vs Nikon D7200

Canon R5 C
Nikon D7200
  • $4499
  • 35mm
  • Tilt-swivel screen
  • Focus peaking
  • $1016
  • APS-C
  • NFC
  • More telephoto lens reach

Compare Canon R5 C vs Nikon D7200

Compared to Canon R5

Pentax K-3
Canon R5
  • $699
  • APS-C
  • Longer stills battery life
  • More telephoto lens reach
  • $3349
  • 35mm
  • Larger sensor
  • Tilt-swivel screen

Compare Pentax K-3 vs Canon R5

Canon R5 C
Canon R5
  • $4499
  • 35mm
  • Newer
  • $3349
  • 35mm

Compare Canon R5 C vs Canon R5

Compared to Sony A7 IV

Pentax K-3
Sony A7 IV
  • $699
  • APS-C
  • Lens selection
  • More telephoto lens reach
  • $2231
  • 35mm
  • Larger sensor
  • Tilt-swivel screen

Compare Pentax K-3 vs Sony A7 IV

Canon R5 C
Sony A7 IV
  • $4499
  • 35mm
  • On-sensor phase detect
  • More telephoto lens reach
  • $2231
  • 35mm
  • Bigger pixels
  • In-camera panoramas

Compare Canon R5 C vs Sony A7 IV

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