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Pentax MX-1 vs Sony RX100 III

Portability
84
Imaging
37
Features
60
Overall
46
Pentax MX-1 front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
51
Features
77
Overall
61

Pentax MX-1 vs Sony RX100 III Key Specs

Pentax MX-1
(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
Sony RX100 III
(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
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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.

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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.

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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 
IntroducedMay 2014July 2013Fresher by 10 months
Display resolution1229k920kSharper 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 typeTiltingTiltingTilting display
Display dimension3"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. Camera Size Comparison with Lenses

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.

Pentax MX-1 vs Sony RX100 III size comparison

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 top view buttons comparison

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 sensor size comparison

Pentax MX-1 vs Sony RX100 III Screen and ViewFinder

Pentax MX-1 vs Sony RX100 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax MX-1 as a Portrait photography camera
Sony RX100 III as a Portrait photography camera
42
has manual focus
includes face detection focusing
supports RAW formats
can't use external flash
sensor resolution not great (12 megapixels)
sensor is small (1/1.7")
64
you can focus manually
high flash sync (1/2,000 seconds)
decent sensor resolution (20 megapixels)
nice sensor size (1")
offers face detect focusing
exports RAW formats
cannot use external flash
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Street Comparison

Pentax MX-1 Street photography details
Sony RX100 III Street photography details
65
screen tilts up and down
has image stabilization (Sensor-shift)
supports RAW formats
sensor is small (1/1.7")
heavier than competition in class (391g)
85
screen tilts
has image stabilization (Optical)
nice sensor size (1")
exports RAW formats
lighter than competitors (290g)
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Sports Comparison

Pentax MX-1 Sports photography highlights
Sony RX100 III Sports photography highlights
43
max shutter speed is good (1/8,000s)
has image stabilization (Sensor-shift)
includes tracking autofocus
great battery pack (290 per charge)
slow continuous shooting (1.0 frames per second)
sensor resolution not great (12MP)
sensor is small (1/1.7")
does not have phase detect AF
65
has image stabilization (Optical)
decent sensor resolution (20MP)
nice sensor size (1")
offers tracking focus
has no phase detect AF
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Travel Comparison

Travel photography with Pentax MX-1
Travel photography with Sony RX100 III
61
great battery pack (290 shots)
built-in flash
rather wide (28mm)
great maximum aperture (f1.8)
no Time Lapse function
heavier than competition in class (391 grams)
sensor resolution not great (12 megapixels)
does not posses selfie friendly screen
85
lighter than competitors (290 grams)
decent sensor resolution (20 megapixels)
built-in flash
selfie friendly screen
reasonably wide (24mm)
very good maximum aperture (f1.8)
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Landscape Comparison

Pentax MX-1 Landscape photography features
Sony RX100 III Landscape photography features
55
has manual focus
rather wide (28mm)
great maximum aperture (f1.8)
nice screen size (3")
has image stabilization (Sensor-shift)
supports RAW formats
great battery pack (290 per charge)
fixed lens (fixed lens mount)
sensor resolution not great (12MP)
sensor is small (1/1.7")
no Time Lapse function
73
you can focus manually
reasonably wide (24mm)
very good maximum aperture (f1.8)
decent sized screen (3")
has image stabilization (Optical)
decent sensor resolution (20MP)
nice sensor size (1")
exports RAW formats
lens is fixed (fixed lens mount)
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Vlogging Comparison

Vlogging with Pentax MX-1
Vlogging with Sony RX100 III
33
rather wide (28mm)
great maximum aperture (f1.8)
has image stabilization (Sensor-shift)
includes face detection focusing
video resolution high (1920 x 1080 pxls)
does not posses selfie friendly screen
no external mic support
heavier than competition in class (391 grams)
80
reasonably wide (24mm)
very good maximum aperture (f1.8)
selfie friendly screen
has image stabilization (Optical)
offers face detect focusing
video resolution high (1920 x 1080 pxls)
lighter than competitors (290g)
missing mic port
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Pentax MX-1 vs Sony RX100 III Specifications

Detailed spec comparison table for Pentax MX-1 and Sony RX100 III
 Pentax MX-1Sony 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