Pentax K-1 II vs Sony RX100 IV
55 Imaging
77 Features
82 Overall
79
89 Imaging
51 Features
79 Overall
62
Pentax K-1 II vs Sony RX100 IV 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 Maximum Shutter
- 1920 x 1080 video
- Pentax KAF4 Mount
- 1010g - 137 x 110 x 86mm
- Announced February 2018
- Succeeded the Pentax K-1
(Full Review)
- 20MP - 1" Sensor
- 3" Tilting Display
- ISO 125 - 12800 (Push to 25600)
- Optical Image Stabilization
- 3840 x 2160 video
- 24-70mm (F1.8-2.8) lens
- 298g - 102 x 58 x 41mm
- Introduced June 2015
- Previous Model is Sony RX100 III
- Replacement is Sony RX100 V
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Here, we are matching up the Pentax K-1 II vs Sony RX100 IV, former is a Advanced DSLR while the other is a Large Sensor Compact by rivals Pentax and Sony. There exists a large gap among the resolutions of the K-1 II (36MP) and RX100 IV (20MP) and the K-1 II (Full frame) and RX100 IV (1") posses totally different sensor size.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe K-1 II was launched 2 years after the RX100 IV which is a fairly serious difference as far as camera technology is concerned. The two cameras feature different body design with the Pentax K-1 II being a Mid-size SLR camera and the Sony RX100 IV being a Large Sensor Compact camera.
Before we go straight to a thorough comparison, here is a concise view of how the K-1 II scores vs the RX100 IV in regards to portability, imaging, features and an overall mark.
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Here is a sample of the gallery pics for Pentax K-1 Mark II & Sony Cyber-shot DSC-RX100 IV. The complete galleries are available at Pentax K-1 II Gallery & Sony RX100 IV Gallery.
Reasons to pick Pentax K-1 II over the Sony RX100 IV
| K-1 II | RX100 IV | |||
|---|---|---|---|---|
| Introduced | February 2018 | June 2015 | Newer by 33 months | |
| Display type | Fully Articulated | Tilting | Fully Articulating display | |
| Display size | 3.2" | 3" | Larger display (+0.2") |
Reasons to pick Sony RX100 IV over the Pentax K-1 II
| RX100 IV | K-1 II | |||
|---|---|---|---|---|
| Display resolution | 1229k | 1037k | Crisper display (+192k dot) | |
| Selfie screen | Take selfies |
Common features in the Pentax K-1 II and Sony RX100 IV
| K-1 II | RX100 IV | |||
|---|---|---|---|---|
| Focus manually | More precise focusing | |||
| Touch display | No Touch display |
Pentax K-1 II vs Sony RX100 IV Physical Comparison
When you are planning to travel with your camera often, you'll need to think about its weight and dimensions. The Pentax K-1 II offers external measurements 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 RX100 IV has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 298 grams (0.66 lbs).
Check the Pentax K-1 II vs Sony RX100 IV in our newest Camera & Lens Size Comparison Tool.
Always remember, the weight of an ILC will change based on the lens you have chosen at that time. The following is a front view measurements comparison of the K-1 II and the RX100 IV.

Factoring in dimensions and weight, the portability score of the K-1 II and RX100 IV is 55 and 89 respectively.
Pentax K-1 II vs Sony RX100 IV Sensor Comparison
Typically, it is very tough to envision the gap in sensor dimensions purely by checking out specifications. The image here will provide you a more clear sense of the sensor measurements in the K-1 II and RX100 IV.
To sum up, both of these cameras come with different resolutions and different sensor dimensions. The K-1 II due to its larger sensor will make shooting shallower depth of field simpler and the Pentax K-1 II will show greater detail utilizing its extra 16MP. Greater resolution can also allow you to crop photos a good deal more aggressively. The fresher K-1 II will have a benefit with regard to sensor tech.
Pentax K-1 II vs Sony RX100 IV Screen and ViewFinder
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Pentax K-1 II vs Sony RX100 IV Specifications
| Pentax K-1 Mark II | Sony Cyber-shot DSC-RX100 IV | |
|---|---|---|
| General Information | ||
| Make | Pentax | Sony |
| Model type | Pentax K-1 Mark II | Sony Cyber-shot DSC-RX100 IV |
| Class | Advanced DSLR | Large Sensor Compact |
| Announced | 2018-02-22 | 2015-06-10 |
| Physical type | Mid-size SLR | Large Sensor Compact |
| Sensor Information | ||
| Processor Chip | PRIME IV | Bionz X |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Full frame | 1" |
| Sensor measurements | 35.9 x 24mm | 13.2 x 8.8mm |
| Sensor surface area | 861.6mm² | 116.2mm² |
| Sensor resolution | 36MP | 20MP |
| Anti alias filter | ||
| Aspect ratio | 3:2 | 1:1, 4:3, 3:2 and 16:9 |
| Maximum resolution | 7360 x 4912 | 5472 x 3648 |
| Maximum native ISO | 819200 | 12800 |
| Maximum boosted ISO | - | 25600 |
| Minimum native ISO | 100 | 125 |
| RAW support | ||
| Minimum boosted ISO | - | 80 |
| Autofocusing | ||
| Manual focusing | ||
| AF touch | ||
| Continuous AF | ||
| Single AF | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| AF multi area | ||
| Live view AF | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Total focus points | 33 | 25 |
| Cross type focus points | 25 | - |
| Lens | ||
| Lens mount type | Pentax KAF4 | fixed lens |
| Lens zoom range | - | 24-70mm (2.9x) |
| Maximal aperture | - | f/1.8-2.8 |
| Macro focusing range | - | 5cm |
| Total lenses | 151 | - |
| Focal length multiplier | 1 | 2.7 |
| Screen | ||
| Type of display | Fully Articulated | Tilting |
| Display size | 3.2 inches | 3 inches |
| Resolution of display | 1,037k dots | 1,229k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 2,359k dots |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.7x | 0.59x |
| Features | ||
| Slowest shutter speed | 30 secs | 30 secs |
| Maximum shutter speed | 1/8000 secs | 1/2000 secs |
| Maximum quiet shutter speed | - | 1/32000 secs |
| Continuous shooting rate | 4.4fps | 16.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 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 | - |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/200 secs | 1/2000 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) |
| Maximum video resolution | 1920x1080 | 3840x2160 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S |
| Microphone support | ||
| Headphone support | ||
| 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 | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 1010 grams (2.23 lb) | 298 grams (0.66 lb) |
| Physical dimensions | 137 x 110 x 86mm (5.4" x 4.3" x 3.4") | 102 x 58 x 41mm (4.0" x 2.3" x 1.6") |
| DXO scores | ||
| DXO All around rating | not tested | 70 |
| DXO Color Depth rating | not tested | 22.9 |
| DXO Dynamic range rating | not tested | 12.6 |
| DXO Low light rating | not tested | 562 |
| Other | ||
| Battery life | 670 images | 280 images |
| Form of battery | Battery Pack | Battery Pack |
| Battery ID | D-LI90 | NP-BX1 |
| Self timer | Yes (2 or 12 sec, custom) | Yes |
| Time lapse shooting | With downloadable app | |
| Storage type | Dual SD/SDHC/SDXC (UHS-I) | SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo |
| Card slots | Dual | 1 |
| Retail cost | $1,737 | $898 |