Pentax K-500 vs Sony RX100 III
64 Imaging
58 Features
70 Overall
62


89 Imaging
51 Features
77 Overall
61
Pentax K-500 vs Sony RX100 III Key Specs
(Full Review)
- 16MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 51600
- Sensor based Image Stabilization
- 1/6000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 646g - 130 x 97 x 71mm
- Introduced November 2013
(Full Review)
- 20MP - 1" Sensor
- 3" Tilting Display
- ISO 125 - 12800
- Optical Image Stabilization
- 1920 x 1080 video
- 24-70mm (F1.8-2.8) lens
- 290g - 102 x 58 x 41mm
- Revealed May 2014
- Old Model is Sony RX100 II
- Successor is Sony RX100 IV

Pentax K-500 vs Sony RX100 III Overview
Following is a comprehensive comparison of the Pentax K-500 and Sony RX100 III, former is a Entry-Level DSLR while the other is a Large Sensor Compact by competitors Pentax and Sony. The resolution of the K-500 (16MP) and the RX100 III (20MP) is very well matched but the K-500 (APS-C) and RX100 III (1") provide different sensor measurements.

The K-500 was revealed 5 months before the RX100 III and they are of a similar age. Both cameras have different body design with the Pentax K-500 being a Compact SLR camera and the Sony RX100 III being a Large Sensor Compact camera.
Before going into a complete comparison, here is a simple overview of how the K-500 scores against the RX100 III with respect to portability, imaging, features and an overall score.

Pentax K-500 vs Sony RX100 III Gallery
Following is a sample of the gallery pics for Pentax K-500 & Sony Cyber-shot DSC-RX100 III. The full galleries are provided at Pentax K-500 Gallery & Sony RX100 III Gallery.
Reasons to pick Pentax K-500 over the Sony RX100 III
K-500 | RX100 III |
---|
Reasons to pick Sony RX100 III over the Pentax K-500
RX100 III | K-500 | |||
---|---|---|---|---|
Display type | Tilting | ![]() | Fixed | Tilting display |
Display resolution | 1229k | ![]() | 921k | Crisper display (+308k dot) |
Selfie screen | ![]() | Take selfies |
Common features in the Pentax K-500 and Sony RX100 III
K-500 | RX100 III | |||
---|---|---|---|---|
Revealed | November 2013 | ![]() | May 2014 | Similar age |
Manually focus | ![]() | Very accurate focus | ||
Display dimensions | 3" | ![]() | 3" | Equal display measurements |
Touch friendly display | ![]() | Neither contains Touch friendly display |
Pentax K-500 vs Sony RX100 III Physical Comparison
When you are intending to carry around your camera regularly, you need to factor in its weight and measurements. The Pentax K-500 has got outside dimensions of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 646 grams (1.42 lbs) whilst the Sony RX100 III has proportions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs).
Take a look at the Pentax K-500 and Sony RX100 III in our brand new Camera plus Lens Size Comparison Tool.
Remember that, the weight of an ILC will differ based on the lens you are utilising during that time. Below is a front view scale comparison of the K-500 vs the RX100 III.

Considering dimensions and weight, the portability score of the K-500 and RX100 III is 64 and 89 respectively.

Pentax K-500 vs Sony RX100 III Sensor Comparison
More often than not, it's tough to visualize the gap between sensor sizes only by reading through specs. The pic below will provide you a stronger sense of the sensor dimensions in the K-500 and RX100 III.
All in all, both of these cameras provide different megapixels and different sensor sizes. The K-500 having a larger sensor is going to make shooting bokeh simpler and the Sony RX100 III will give you more detail because of its extra 4MP. Greater resolution will also allow you to crop pics more aggressively.

Pentax K-500 vs Sony RX100 III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-500 vs Sony RX100 III Specifications
Pentax K-500 | Sony Cyber-shot DSC-RX100 III | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Sony |
Model type | Pentax K-500 | Sony Cyber-shot DSC-RX100 III |
Type | Entry-Level DSLR | Large Sensor Compact |
Introduced | 2013-11-27 | 2014-05-15 |
Body design | Compact SLR | Large Sensor Compact |
Sensor Information | ||
Processor | PRIME M | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | APS-C | 1" |
Sensor dimensions | 23.7 x 15.7mm | 13.2 x 8.8mm |
Sensor surface area | 372.1mm² | 116.2mm² |
Sensor resolution | 16 megapixel | 20 megapixel |
Anti alias filter | ||
Aspect ratio | 3:2 | 1:1, 4:3, 3:2 and 16:9 |
Maximum resolution | 4928 x 3264 | 5472 x 3648 |
Maximum native ISO | 51600 | 12800 |
Minimum native ISO | 100 | 125 |
RAW images | ||
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Continuous AF | ||
Single AF | ||
AF tracking | ||
AF selectice | ||
AF center weighted | ||
AF multi area | ||
Live view AF | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Total focus points | 11 | 25 |
Cross type focus points | 9 | - |
Lens | ||
Lens support | Pentax KAF2 | fixed lens |
Lens zoom range | - | 24-70mm (2.9x) |
Maximal aperture | - | f/1.8-2.8 |
Macro focusing range | - | 5cm |
Available lenses | 151 | - |
Focal length multiplier | 1.5 | 2.7 |
Screen | ||
Screen type | Fixed Type | Tilting |
Screen diagonal | 3 inches | 3 inches |
Screen resolution | 921 thousand dot | 1,229 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Screen technology | TFT LCD monitor with brightness/color adjustment and AR coating | - |
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Electronic |
Viewfinder resolution | - | 1,440 thousand dot |
Viewfinder coverage | 100% | 100% |
Viewfinder magnification | 0.61x | 0.59x |
Features | ||
Slowest shutter speed | 30 seconds | 30 seconds |
Maximum shutter speed | 1/6000 seconds | 1/2000 seconds |
Continuous shooting speed | 6.0 frames/s | 10.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 12.00 m (at ISO 100) | - |
Flash options | Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless | - |
External flash | ||
AEB | ||
White balance bracketing | ||
Maximum flash sync | 1/180 seconds | 1/2000 seconds |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps) | 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 | 1920x1080 |
Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 646 grams (1.42 pounds) | 290 grams (0.64 pounds) |
Physical dimensions | 130 x 97 x 71mm (5.1" x 3.8" x 2.8") | 102 x 58 x 41mm (4.0" x 2.3" x 1.6") |
DXO scores | ||
DXO All around rating | 79 | 67 |
DXO Color Depth rating | 23.7 | 22.4 |
DXO Dynamic range rating | 13.1 | 12.3 |
DXO Low light rating | 1087 | 495 |
Other | ||
Battery life | 710 shots | 320 shots |
Battery form | AA | Battery Pack |
Battery ID | 4 x AA | NP-BX1 |
Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 10 sec, self-portrait, continuous) |
Time lapse shooting | With downloadable app | |
Type of storage | SD/SDHC/SDXC | SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo |
Storage slots | 1 | 1 |
Cost at launch | $600 | $748 |