Sony RX1R II vs Pentax KP

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Sony RX1R II vs Pentax KP

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35mm 861.6mm²
42.4 megapixels
35.00mm (35mm eq.)

Go in depth with our full Sony RX1R II Review.
How does it shoot? Sony RX1R II in the real world.
See real-world photos taken with the RX1R II.
Compare Sony RX1R II image quality against competitors.
What’s the bottom line? Read our Sony RX1R II conclusion.

APS-C 366.6mm²
24.3 megapixels
ISO 100 - 819,200

Go in depth with our full Pentax KP Review.
How does it shoot? Pentax KP in the real world.
See real-world photos taken with the KP.

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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
$999 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

Longer stills battery life

Cameras with longer battery life can take more photos before exhausting their batteries.

Special note: The measurement standard for battery life stipulates that if a camera has an internal flash, it must be used for 50% of photos taken. For this reason, comparisons of one camera with an internal flash to another without will not be comparable

390 vs 220 shots
Capture more photos
Internal flash
Internal flash vs None
Useful in a pinch for fill flash
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

Amazon
Adorama
Read RX1R II User Reviews

Amazon
Adorama
Read KP User Reviews

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Sony RX1R II

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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.
Read our Sony RX1R II Review

We haven’t finished our review of the Pentax KP, but we have extensive sample photos and a hands-on report.
Read our Pentax KP Shooter's Report

The Competition

Compared to Sony RX1

Sony RX1R II

Sony RX1

$3298
35mm

Eye-level viewfinder
Tiltable Screen

$2398
35mm

Less expensive
Bigger pixels

Compare Sony RX1R II vs Sony RX1

Pentax KP

Sony RX1

$999
APS-C

Less expensive
Eye-level viewfinder

$2398
35mm

Larger sensor
Bigger pixels

Compare Pentax KP vs Sony RX1

Compared to Sony RX1R

Sony RX1R II

Sony RX1R

$3298
35mm

Eye-level viewfinder
Tiltable Screen

$2598
35mm

Less expensive
Bigger pixels

Compare Sony RX1R II vs Sony RX1R

Pentax KP

Sony RX1R

$999
APS-C

Less expensive
Eye-level viewfinder

$2598
35mm

Larger sensor
Bigger pixels

Compare Pentax KP vs Sony RX1R

Compared to Nikon D5600

Sony RX1R II

Nikon D5600

$3298
35mm

Focus peaking
Larger sensor

$898
APS-C

Less expensive
Tilt-swivel screen

Compare Sony RX1R II vs Nikon D5600

Pentax KP

Nikon D5600

$999
APS-C

Focus peaking
In-Camera Image Stabilization

$898
APS-C

Tilt-swivel screen
Touchscreen

Compare Pentax KP vs Nikon D5600

Compared to Canon T7i

Sony RX1R II

Canon T7i

$3298
35mm

Focus peaking
Larger sensor

$700
APS-C

Less expensive
Tilt-swivel screen

Compare Sony RX1R II vs Canon T7i

Pentax KP

Canon T7i

$999
APS-C

Focus peaking
Larger sensor

$700
APS-C

Tilt-swivel screen
Touchscreen

Compare Pentax KP vs Canon T7i

Compared to Zeiss ZX1

Sony RX1R II

Zeiss ZX1

$3298
35mm

Focus peaking
Tiltable Screen

$6000
35mm

Shoot 4K video
Touchscreen

Compare Sony RX1R II vs Zeiss ZX1

Pentax KP

Zeiss ZX1

$999
APS-C

Focus peaking
In-Camera Image Stabilization

$6000
35mm

Larger sensor
Bigger pixels

Compare Pentax KP vs Zeiss ZX1

Compare Other Cameras?