Pentax K-1 II vs Sony RX1R II
55 Imaging
77 Features
82 Overall
79


78 Imaging
75 Features
65 Overall
71
Pentax K-1 II vs Sony RX1R II Key Specs
(Full Review)
- 36MP - Full frame Sensor
- 3.2" Fully Articulated Display
- ISO 100 - 819200
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Pentax KAF4 Mount
- 1010g - 137 x 110 x 86mm
- Released February 2018
- Replaced the Pentax K-1
(Full Review)
- 42MP - Full frame Sensor
- 3" Tilting Display
- ISO 50 - 25600 (Boost to 102400)
- No Anti-Alias Filter
- 1920 x 1080 video
- 35mm (F2.0) lens
- 507g - 113 x 65 x 72mm
- Introduced October 2015
- Superseded the Sony RX1R

Pentax K-1 II vs Sony RX1R II Overview
Lets look closer at the Pentax K-1 II and Sony RX1R II, one being a Advanced DSLR and the other is a Large Sensor Compact by competitors Pentax and Sony. The sensor resolution of the K-1 II (36MP) and the RX1R II (42MP) is very comparable and they come with the same exact sensor size (Full frame).

The K-1 II was announced 2 years later than the RX1R II and that is a fairly significant gap as far as camera technology is concerned. The two cameras offer different body type with the Pentax K-1 II being a Mid-size SLR camera and the Sony RX1R II being a Large Sensor Compact camera.
Before going in to a detailed comparison, below is a simple introduction of how the K-1 II scores versus the RX1R II with respect to portability, imaging, features and an overall grade.

Pentax K-1 II vs Sony RX1R II Gallery
The following is a sample of the gallery pics for Pentax K-1 Mark II and Sony Cyber-shot DSC-RX1R II. The whole galleries are provided at Pentax K-1 II Gallery and Sony RX1R II Gallery.
Reasons to pick Pentax K-1 II over the Sony RX1R II
K-1 II | RX1R II | |||
---|---|---|---|---|
Introduced | February 2018 | ![]() | October 2015 | More recent by 29 months |
Display type | Fully Articulated | ![]() | Tilting | Fully Articulating display |
Display sizing | 3.2" | ![]() | 3" | Larger display (+0.2") |
Reasons to pick Sony RX1R II over the Pentax K-1 II
RX1R II | K-1 II | |||
---|---|---|---|---|
Display resolution | 1229k | ![]() | 1037k | Crisper display (+192k dot) |
Common features in the Pentax K-1 II and Sony RX1R II
K-1 II | RX1R II | |||
---|---|---|---|---|
Focus manually | ![]() | Very exact focus | ||
Selfie screen | ![]() | No selfie screen | ||
Touch friendly display | ![]() | No Touch friendly display |
Pentax K-1 II vs Sony RX1R II Physical Comparison
If you are planning to lug around your camera often, you'll need to take into account its weight and dimensions. The Pentax K-1 II has outer dimensions of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs) and the Sony RX1R II has dimensions of 113mm x 65mm x 72mm (4.4" x 2.6" x 2.8") accompanied by a weight of 507 grams (1.12 lbs).
Analyze the Pentax K-1 II and Sony RX1R II in the all new Camera and Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change based on the lens you are utilising during that time. Here is the front view measurements comparison of the K-1 II vs the RX1R II.

Looking at dimensions and weight, the portability score of the K-1 II and RX1R II is 55 and 78 respectively.

Pentax K-1 II vs Sony RX1R II Sensor Comparison
Quite often, it's difficult to envision the gap in sensor measurements just by checking out specs. The photograph below will help offer you a much better sense of the sensor sizes in the K-1 II and RX1R II.
All in all, both of the cameras enjoy the same exact sensor sizing but not the same resolution. You should expect to see the Sony RX1R II to produce greater detail with its extra 6 Megapixels. Greater resolution will let you crop photos far more aggressively. The fresher K-1 II will have a benefit when it comes to sensor technology.

Pentax K-1 II vs Sony RX1R II Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-1 II vs Sony RX1R II Specifications
Pentax K-1 Mark II | Sony Cyber-shot DSC-RX1R II | |
---|---|---|
General Information | ||
Brand | Pentax | Sony |
Model | Pentax K-1 Mark II | Sony Cyber-shot DSC-RX1R II |
Class | Advanced DSLR | Large Sensor Compact |
Released | 2018-02-22 | 2015-10-13 |
Body design | Mid-size SLR | Large Sensor Compact |
Sensor Information | ||
Powered by | PRIME IV | BIONZ X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | Full frame | Full frame |
Sensor dimensions | 35.9 x 24mm | 35.9 x 24mm |
Sensor surface area | 861.6mm² | 861.6mm² |
Sensor resolution | 36 megapixel | 42 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 1:1, 4:3, 3:2 and 16:9 |
Full resolution | 7360 x 4912 | 7952 x 5304 |
Max native ISO | 819200 | 25600 |
Max boosted ISO | - | 102400 |
Lowest native ISO | 100 | 50 |
RAW files | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Autofocus continuous | ||
Single autofocus | ||
Tracking autofocus | ||
Selective autofocus | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Number of focus points | 33 | 25 |
Cross focus points | 25 | - |
Lens | ||
Lens mounting type | Pentax KAF4 | fixed lens |
Lens focal range | - | 35mm (1x) |
Max aperture | - | f/2.0 |
Macro focus range | - | 14cm |
Number of lenses | 151 | - |
Crop factor | 1 | 1 |
Screen | ||
Range of display | Fully Articulated | Tilting |
Display sizing | 3.2 inch | 3 inch |
Display resolution | 1,037k dot | 1,229k dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Viewfinder Information | ||
Viewfinder | Optical (pentaprism) | Electronic |
Viewfinder resolution | - | 2,359k dot |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.7x | 0.74x |
Features | ||
Slowest shutter speed | 30s | 30s |
Maximum shutter speed | 1/8000s | 1/4000s |
Continuous shooting speed | 4.4 frames per sec | 5.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | no built-in flash | no built-in flash |
Flash options | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync | Off, auto, fill flash, slow sync, rear sync, wireless |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Maximum flash sync | 1/200s | 1/4000s |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) | 1920 x 1080 (60p, 60i, 30p, 24p), 1280 x 720 (120p, 30p) |
Max video resolution | 1920x1080 | 1920x1080 |
Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Built-in | None |
Physical | ||
Environment seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 1010g (2.23 lb) | 507g (1.12 lb) |
Dimensions | 137 x 110 x 86mm (5.4" x 4.3" x 3.4") | 113 x 65 x 72mm (4.4" x 2.6" x 2.8") |
DXO scores | ||
DXO All around score | not tested | 97 |
DXO Color Depth score | not tested | 25.8 |
DXO Dynamic range score | not tested | 13.9 |
DXO Low light score | not tested | 3204 |
Other | ||
Battery life | 670 shots | 220 shots |
Form of battery | Battery Pack | Battery Pack |
Battery model | D-LI90 | NP-BX1 |
Self timer | Yes (2 or 12 sec, custom) | Yes (2,5, 10 sec) |
Time lapse recording | ||
Storage media | Dual SD/SDHC/SDXC (UHS-I) | SD/SDHC/SDXC, Memory Stick Pro Duo |
Storage slots | 2 | One |
Cost at launch | $1,737 | $3,300 |