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Pentax ist DS2 vs Sony RX100 III

Portability
68
Imaging
44
Features
33
Overall
39
Pentax ist DS2 front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
51
Features
77
Overall
61

Pentax ist DS2 vs Sony RX100 III Key Specs

Pentax ist DS2
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Pentax KAF Mount
  • 605g - 125 x 93 x 66mm
  • Released August 2005
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
  • Launched May 2014
  • Older Model is Sony RX100 II
  • Successor is Sony RX100 IV
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Pentax ist DS2 vs Sony RX100 III Overview

Its time to look more closely at the Pentax ist DS2 and Sony RX100 III, former being a Advanced DSLR while the other is a Large Sensor Compact by manufacturers Pentax and Sony. There exists a considerable gap between the image resolutions of the ist DS2 (6MP) and RX100 III (20MP) and the ist DS2 (APS-C) and RX100 III (1") provide different sensor sizes.

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The ist DS2 was launched 9 years prior to the RX100 III and that is quite a large difference as far as technology is concerned. Each of the cameras have different body design with the Pentax ist DS2 being a Mid-size SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before delving straight to a in depth comparison, here is a short view of how the ist DS2 matches up versus the RX100 III with respect to portability, imaging, features and an overall rating.

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Reasons to pick Pentax ist DS2 over the Sony RX100 III

 ist DS2 RX100 III 

Reasons to pick Sony RX100 III over the Pentax ist DS2

 RX100 III ist DS2 
LaunchedMay 2014August 2005Fresher by 106 months
Display typeTiltingFixed Tilting display
Display dimensions3"2.5"Larger display (+0.5")
Display resolution1229k210kClearer display (+1019k dot)
Selfie screen Take selfies

Common features in the Pentax ist DS2 and Sony RX100 III

 ist DS2 RX100 III 
Manually focus Dial exact focusing
Touch display Neither offers Touch display

Pentax ist DS2 vs Sony RX100 III Physical Comparison

For those who are intending to carry your camera frequently, you should factor in its weight and dimensions. The Pentax ist DS2 offers exterior dimensions of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") having a weight of 605 grams (1.33 lbs) whilst the Sony RX100 III has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 290 grams (0.64 lbs).

Contrast the Pentax ist DS2 and Sony RX100 III in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary dependant on the lens you are utilising during that time. Underneath is a front view physical size comparison of the ist DS2 against the RX100 III.

Pentax ist DS2 vs Sony RX100 III size comparison

Considering dimensions and weight, the portability grade of the ist DS2 and RX100 III is 68 and 89 respectively.

Pentax ist DS2 vs Sony RX100 III top view buttons comparison

Pentax ist DS2 vs Sony RX100 III Sensor Comparison

Quite often, it is very tough to visualize the gap between sensor sizing just by looking at technical specs. The graphic below will help offer you a far better sense of the sensor dimensions in the ist DS2 and RX100 III.

As you can tell, each of the cameras provide different megapixels and different sensor sizing. The ist DS2 featuring a larger sensor is going to make achieving shallower depth of field simpler and the Sony RX100 III will resolve more detail utilizing its extra 14 Megapixels. Greater resolution can also make it easier to crop images more aggressively. The older ist DS2 is going to be behind in sensor technology.

Pentax ist DS2 vs Sony RX100 III sensor size comparison

Pentax ist DS2 vs Sony RX100 III Screen and ViewFinder

Pentax ist DS2 vs Sony RX100 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax ist DS2 as a Portrait photography camera
Sony RX100 III as a Portrait photography camera
50
focusing manually
nice sensor size (APS-C)
delivers RAW files
doesn't have liveview
low megapixels (6 megapixels)
64
you can focus manually
high flash sync (1/2,000s)
decent sensor resolution (20MP)
good sensor size (1")
features face detection autofocus
saves RAW files
no external flash support
Photography Glossary

Street Comparison

Pentax ist DS2 Street photography features
Sony RX100 III Street photography features
60
nice sensor size (APS-C)
delivers RAW files
lighter than competition in class (605g)
screen is fixed
does not have image stabilization
85
screen tilts
image stabilization (Optical)
good sensor size (1")
saves RAW files
lighter than average (290 grams)
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Sports Comparison

Pentax ist DS2 Sports photography information
Sony RX100 III Sports photography information
38
nice sensor size (APS-C)
supports phase detect auto focus
doesn't have liveview
very slow continuous shooting (3.0 frames per second)
does not have image stabilization
low megapixels (6 megapixels)
65
image stabilization (Optical)
decent sensor resolution (20MP)
good sensor size (1")
features tracking autofocus
no phase detect autofocus
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Travel Comparison

Pentax ist DS2 Travel photography highlights
Sony RX100 III Travel photography highlights
52
lighter than competition in class (605 grams)
has built in flash
does not have Time Lapse mode
low megapixels (6 megapixels)
does not feature selfie friendly display
85
lighter than average (290g)
decent sensor resolution (20 megapixels)
flash built-in
selfie friendly display
pretty wide (24mm)
fast maximum aperture (f1.8)
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Landscape Comparison

Landscape photography with Pentax ist DS2
Landscape photography with Sony RX100 III
46
focusing manually
interchangeable lenses (Pentax KAF mount)
nice sensor size (APS-C)
delivers RAW files
screen is small (2.5 inch)
doesn't have liveview
does not have image stabilization
low megapixels (6 megapixels)
does not have Time Lapse mode
73
you can focus manually
pretty wide (24mm)
fast maximum aperture (f1.8)
screen is a decent size (3 inch)
image stabilization (Optical)
decent sensor resolution (20MP)
good sensor size (1")
saves RAW files
cannot switch lenses (fixed lens mount)
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Vlogging Comparison

Pentax ist DS2 Vlogging info
Sony RX100 III Vlogging info
22
lighter than competition in class (605 grams)
does not feature selfie friendly display
does not have image stabilization
low quality video ( pxls)
does not have mic port
80
pretty wide (24mm)
fast maximum aperture (f1.8)
selfie friendly display
image stabilization (Optical)
features face detection autofocus
video resolution high (1920 x 1080 pixels)
lighter than average (290 grams)
no external mic socket
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Pentax ist DS2 vs Sony RX100 III Specifications

Detailed spec comparison table for Pentax ist DS2 and Sony RX100 III
 Pentax ist DS2Sony Cyber-shot DSC-RX100 III
General Information
Brand Pentax Sony
Model Pentax ist DS2 Sony Cyber-shot DSC-RX100 III
Type Advanced DSLR Large Sensor Compact
Released 2005-08-22 2014-05-15
Physical type Mid-size SLR Large Sensor Compact
Sensor Information
Chip - Bionz X
Sensor type CCD BSI-CMOS
Sensor size APS-C 1"
Sensor dimensions 23.5 x 15.7mm 13.2 x 8.8mm
Sensor surface area 369.0mm² 116.2mm²
Sensor resolution 6MP 20MP
Anti aliasing filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Highest resolution 3008 x 2008 5472 x 3648
Highest native ISO 3200 12800
Lowest native ISO 200 125
RAW format
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 11 25
Lens
Lens mounting type Pentax KAF fixed lens
Lens focal range - 24-70mm (2.9x)
Maximal aperture - f/1.8-2.8
Macro focus range - 5cm
Amount of lenses 151 -
Crop factor 1.5 2.7
Screen
Type of screen Fixed Type Tilting
Screen diagonal 2.5" 3"
Resolution of screen 210 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical Electronic
Viewfinder resolution - 1,440 thousand dots
Viewfinder coverage 95% 100%
Viewfinder magnification 0.64x 0.59x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/2000 seconds
Continuous shooting rate 3.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash modes Auto, On, Off, Red-eye reduction -
Hot shoe
Auto exposure bracketing
WB bracketing
Maximum flash synchronize - 1/2000 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 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
Video format - MPEG-4, AVCHD, XAVC S
Mic port
Headphone port
Connectivity
Wireless No Built-In
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 605 gr (1.33 lb) 290 gr (0.64 lb)
Physical dimensions 125 x 93 x 66mm (4.9" x 3.7" x 2.6") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO All around score not tested 67
DXO Color Depth score not tested 22.4
DXO Dynamic range score not tested 12.3
DXO Low light score not tested 495
Other
Battery life - 320 shots
Battery type - Battery Pack
Battery model 4 x AA NP-BX1
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, self-portrait, continuous)
Time lapse feature With downloadable app
Type of storage SD/MMC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots One One
Cost at launch - $748