• 35mm 861.6mm2
  • 42.4 megapixels
  • 35.00mm (35mm eq.)
  • APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 819,200

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Differences

Sony RX1R II advantages over Pentax KP

  • Larger sensor
    35mm vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.51 vs 3.91 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Higher max flash sync
    1/2000 vs 1/180 sec
    Reduce the effect of ambient light in flash shots
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Lighter weight
    507g vs 699g
    Lighter weight
  • More viewfinder magnification
    0.74x vs 0.63x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    42.4 vs 24.3 megapixels
    Higher resolution photos
  • Bigger RAW buffer
    23 vs 10 shots
    Larger buffer for RAW shots (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Pentax KP advantages over Sony RX1R II

  • Less expensive
    $797 vs $3298
    Save money for lenses or accessories
  • 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
  • Longer stills battery life
    More info 390 vs 220 shots
    Capture more photos
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Newer
    2 years vs 3 years old
    Newer cameras often support more advanced features
  • Less shutter lag
    0.09 vs 0.26 sec
    Focus and take a photo quickly (wide angle)
  • Faster JPEG shooting
    7.1 fps vs 5.0 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    7.0 fps vs 5.0 fps
    Faster RAW shooting in burst mode
  • Faster shutter
    1/24000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    819200 vs 102400 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
  • 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
  • Tiltable Screen
    Both provide
    Tilt the screen for shooting flexbility
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting 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

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • 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

Your purchases support this site

Buy the Pentax KP

Review Excerpt

  • Excellent image quality; Extremely high resolution; Surprisingly good high ISO performance; Outstanding dynamic range; Handy variable low-pass filter; Fast phase-detect AF; Built-in EVF.

  • Fixed, single focal length lens; Poor battery life; No built-in flash; No touchscreen LCD; Slow buffer clearing; No 4K video; Expensive.

The Competition

Compared to Sony RX1

Sony RX1R II
Sony RX1
  • $3298
  • 35mm
  • Eye-level viewfinder
  • Tiltable Screen
  • $2531
  • 35mm
  • Less expensive
  • Bigger pixels
Pentax KP
Sony RX1
  • $797
  • APS-C
  • Less expensive
  • Eye-level viewfinder
  • $2531
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Sony RX1R

Sony RX1R II
Sony RX1R
  • $3298
  • 35mm
  • Eye-level viewfinder
  • Tiltable Screen
  • $3298
  • 35mm
  • Bigger pixels
  • Internal flash
Pentax KP
Sony RX1R
  • $797
  • APS-C
  • Less expensive
  • Eye-level viewfinder
  • $3298
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon D5600

Sony RX1R II
Nikon D5600
  • $3298
  • 35mm
  • Focus peaking
  • Larger sensor
  • $597
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Pentax KP
Nikon D5600
  • $797
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $597
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Canon T7i

Sony RX1R II
Canon T7i
  • $3298
  • 35mm
  • Focus peaking
  • Larger sensor
  • $699
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Pentax KP
Canon T7i
  • $797
  • APS-C
  • Focus peaking
  • Larger sensor
  • $699
  • APS-C
  • Tilt-swivel screen
  • Touchscreen

Compared to Leica Q2

Sony RX1R II
Leica Q2
  • $3298
  • 35mm
  • Less expensive
  • Tiltable Screen
  • $4995
  • 35mm
  • In-Camera Image Stabilization
  • Shoot 4K video
Pentax KP
Leica Q2
  • $797
  • APS-C
  • Less expensive
  • Tiltable Screen
  • $4995
  • 35mm
  • Larger sensor
  • Shoot 4K video
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