Pentax MX-1 vs Sony RX100 III
84 Imaging
37 Features
60 Overall
46


89 Imaging
51 Features
77 Overall
61
Pentax MX-1 vs Sony RX100 III Key Specs
(Full Review)
- 12MP - 1/1.7" Sensor
- 3" Tilting Screen
- ISO 100 - 12800
- Sensor-shift Image Stabilization
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- 28-112mm (F1.8-2.5) lens
- 391g - 122 x 61 x 51mm
- Introduced July 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
- Introduced May 2014
- Older Model is Sony RX100 II
- Newer Model is Sony RX100 IV

Pentax MX-1 vs Sony RX100 III Overview
Its time to examine more in depth at the Pentax MX-1 and Sony RX100 III, one being a Small Sensor Compact and the other is a Large Sensor Compact by rivals Pentax and Sony. There is a big difference among the sensor resolutions of the MX-1 (12MP) and RX100 III (20MP) and the MX-1 (1/1.7") and RX100 III (1") enjoy different sensor size.

The MX-1 was manufactured 10 months before the RX100 III so they are both of a similar generation. Both cameras come with different body type with the Pentax MX-1 being a Compact camera and the Sony RX100 III being a Large Sensor Compact camera.
Before diving straight into a thorough comparison, below is a brief view of how the MX-1 matches up vs the RX100 III in regards to portability, imaging, features and an overall rating.

Pentax MX-1 vs Sony RX100 III Gallery
Below is a sample of the gallery pictures for Pentax MX-1 and Sony Cyber-shot DSC-RX100 III. The entire galleries are provided at Pentax MX-1 Gallery and Sony RX100 III Gallery.
Reasons to pick Pentax MX-1 over the Sony RX100 III
MX-1 | RX100 III |
---|
Reasons to pick Sony RX100 III over the Pentax MX-1
RX100 III | MX-1 | |||
---|---|---|---|---|
Introduced | May 2014 | ![]() | July 2013 | Fresher by 10 months |
Display resolution | 1229k | ![]() | 920k | Sharper display (+309k dot) |
Selfie screen | ![]() | Easy selfies |
Common features in the Pentax MX-1 and Sony RX100 III
MX-1 | RX100 III | |||
---|---|---|---|---|
Manually focus | ![]() | Very precise focusing | ||
Display type | Tilting | ![]() | Tilting | Tilting display |
Display dimension | 3" | ![]() | 3" | Identical display size |
Touch display | ![]() | Neither offers Touch display |
Pentax MX-1 vs Sony RX100 III Physical Comparison
If you are planning to carry your camera frequently, you are going to need to factor its weight and proportions. The Pentax MX-1 offers outside dimensions of 122mm x 61mm x 51mm (4.8" x 2.4" x 2.0") accompanied by a weight of 391 grams (0.86 lbs) and the Sony RX100 III has measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") accompanied by a weight of 290 grams (0.64 lbs).
Take a look at the Pentax MX-1 and Sony RX100 III in the all new Camera with Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you choose during that time. The following is the front view measurement comparison of the MX-1 vs the RX100 III.

Considering size and weight, the portability score of the MX-1 and RX100 III is 84 and 89 respectively.

Pentax MX-1 vs Sony RX100 III Sensor Comparison
In many cases, it is very tough to picture the difference in sensor sizing merely by looking through specifications. The photograph underneath should provide you a much better sense of the sensor sizes in the MX-1 and RX100 III.
To sum up, both cameras posses different megapixels and different sensor sizing. The MX-1 because of its smaller sensor is going to make getting shallower DOF tougher and the Sony RX100 III will render extra detail due to its extra 8MP. Greater resolution can also help you crop pics somewhat more aggressively. The older MX-1 will be behind when it comes to sensor innovation.

Pentax MX-1 vs Sony RX100 III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax MX-1 vs Sony RX100 III Specifications
Pentax MX-1 | Sony Cyber-shot DSC-RX100 III | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Sony |
Model type | Pentax MX-1 | Sony Cyber-shot DSC-RX100 III |
Type | Small Sensor Compact | Large Sensor Compact |
Introduced | 2013-07-01 | 2014-05-15 |
Body design | Compact | Large Sensor Compact |
Sensor Information | ||
Processor Chip | - | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | 1/1.7" | 1" |
Sensor dimensions | 7.44 x 5.58mm | 13.2 x 8.8mm |
Sensor area | 41.5mm² | 116.2mm² |
Sensor resolution | 12MP | 20MP |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
Highest resolution | 4000 x 3000 | 5472 x 3648 |
Highest native ISO | 12800 | 12800 |
Min native ISO | 100 | 125 |
RAW files | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
Single AF | ||
AF tracking | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | 25 | 25 |
Lens | ||
Lens mount type | fixed lens | fixed lens |
Lens zoom range | 28-112mm (4.0x) | 24-70mm (2.9x) |
Max aperture | f/1.8-2.5 | f/1.8-2.8 |
Macro focusing range | 1cm | 5cm |
Focal length multiplier | 4.8 | 2.7 |
Screen | ||
Screen type | Tilting | Tilting |
Screen sizing | 3 inches | 3 inches |
Screen resolution | 920 thousand dot | 1,229 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Screen technology | TFT LCD with AR coating | - |
Viewfinder Information | ||
Viewfinder | None | Electronic |
Viewfinder resolution | - | 1,440 thousand dot |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.59x |
Features | ||
Lowest shutter speed | 30s | 30s |
Highest shutter speed | 1/8000s | 1/2000s |
Continuous shooting speed | 1.0 frames per second | 10.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 12.00 m | - |
Flash options | Auto, On, Off, Red-Eye, Fill-in, Slow Speed sync, Trailing Curtain sync | - |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Highest flash sync | - | 1/2000s |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) | 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) |
Highest video resolution | 1920x1080 | 1920x1080 |
Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 391 grams (0.86 lbs) | 290 grams (0.64 lbs) |
Dimensions | 122 x 61 x 51mm (4.8" x 2.4" x 2.0") | 102 x 58 x 41mm (4.0" x 2.3" x 1.6") |
DXO scores | ||
DXO All around rating | 49 | 67 |
DXO Color Depth rating | 20.4 | 22.4 |
DXO Dynamic range rating | 11.3 | 12.3 |
DXO Low light rating | 208 | 495 |
Other | ||
Battery life | 290 photographs | 320 photographs |
Battery form | Battery Pack | Battery Pack |
Battery ID | D-Li-106 | NP-BX1 |
Self timer | Yes (2 or 12 sec) | 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 | One | One |
Cost at launch | $400 | $748 |