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Pentax K100D S vs Sony RX1R II

Portability
65
Imaging
45
Features
38
Overall
42
Pentax K100D Super front
 
Sony Cyber-shot DSC-RX1R II front
Portability
78
Imaging
75
Features
65
Overall
71

Pentax K100D S vs Sony RX1R II Key Specs

Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Released June 2007
  • Superseded the Pentax K100D
  • Renewed by Pentax K200D
Sony RX1R II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 50 - 25600 (Raise to 102400)
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • 35mm (F2.0) lens
  • 507g - 113 x 65 x 72mm
  • Announced October 2015
  • Succeeded the Sony RX1R
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Pentax K100D S vs Sony RX1R II Overview

Lets look a little more closely at the Pentax K100D S and Sony RX1R II, one is a Entry-Level DSLR and the other is a Large Sensor Compact by rivals Pentax and Sony. There exists a sizeable gap between the sensor resolutions of the K100D S (6MP) and RX1R II (42MP) and the K100D S (APS-C) and RX1R II (Full frame) feature totally different sensor size.

Photography Glossary

The K100D S was launched 9 years earlier than the RX1R II which is quite a large gap as far as technology is concerned. Both cameras offer different body type with the Pentax K100D S being a Compact SLR camera and the Sony RX1R II being a Large Sensor Compact camera.

Before delving through a thorough comparison, below is a quick synopsis of how the K100D S grades versus the RX1R II when it comes to portability, imaging, features and an overall score.

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Reasons to pick Pentax K100D S over the Sony RX1R II

 K100D S RX1R II 

Reasons to pick Sony RX1R II over the Pentax K100D S

 RX1R II K100D S 
AnnouncedOctober 2015June 2007More modern by 100 months
Display typeTiltingFixed Tilting display
Display sizing3"2.5"Larger display (+0.5")
Display resolution1229k210kCrisper display (+1019k dot)

Common features in the Pentax K100D S and Sony RX1R II

 K100D S RX1R II 
Manual focus Dial precise focusing
Selfie screen Lacking selfie screen
Touch display Lacking Touch display

Pentax K100D S vs Sony RX1R II Physical Comparison

If you're going to carry around your camera regularly, you should consider its weight and volume. The Pentax K100D S features physical measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs) and the Sony RX1R II has sizing of 113mm x 65mm x 72mm (4.4" x 2.6" x 2.8") having a weight of 507 grams (1.12 lbs).

Contrast the Pentax K100D S and Sony RX1R II in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at the time. Here is the front view dimensions comparison of the K100D S versus the RX1R II.

Pentax K100D S vs Sony RX1R II size comparison

Taking into consideration dimensions and weight, the portability score of the K100D S and RX1R II is 65 and 78 respectively.

Pentax K100D S vs Sony RX1R II top view buttons comparison

Pentax K100D S vs Sony RX1R II Sensor Comparison

More often than not, it is very hard to visualise the contrast between sensor sizes simply by reading through specifications. The picture underneath may give you a stronger sense of the sensor sizing in the K100D S and RX1R II.

Plainly, both the cameras offer different megapixel count and different sensor sizes. The K100D S featuring a tinier sensor will make getting shallow depth of field more difficult and the Sony RX1R II will give extra detail utilizing its extra 36 Megapixels. Greater resolution can also let you crop images a little more aggressively. The more aged K100D S is going to be behind with regard to sensor technology.

Pentax K100D S vs Sony RX1R II sensor size comparison

Pentax K100D S vs Sony RX1R II Screen and ViewFinder

Pentax K100D S vs Sony RX1R II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K100D S
Portrait photography with Sony RX1R II
51
focusing manually
nice sensor size (APS-C)
delivers RAW files
no liveview
low MP (6 megapixels)
85
focusing manually
flash sync is higher than normal (1/4,000 seconds)
sensor resolution is great (42MP)
big sensor size (Full frame)
offers face detection autofocus
delivers RAW files
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Street Comparison

Street photography with Pentax K100D S
Street photography with Sony RX1R II
64
built in image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW files
screen is fixed
73
screen tilts up and down
big sensor size (Full frame)
delivers RAW files
very good high ISO (25,600)
lack of image stabilization
more heavy than competitors (507g)
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Sports Comparison

Sports photography with Pentax K100D S
Sports photography with Sony RX1R II
47
built in image stabilization (Sensor based)
nice sensor size (APS-C)
supports phase detect auto focus
no liveview
low frames per second (3.0 fps)
low MP (6MP)
62
sensor resolution is great (42MP)
big sensor size (Full frame)
offers tracking autofocus
sensor has phase detect autofocus
can't change focal length (35mm)
max frames per second very slow (5.0 frames/s)
lack of image stabilization
not so great battery life (220 per charge)
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Travel Comparison

Travel photography with Pentax K100D S
Travel photography with Sony RX1R II
45
has built in flash
doesn't have Timelapse mode
low MP (6MP)
does not posses selfie friendly screen
59
sensor resolution is great (42 megapixels)
very good max aperture (f2.0)
missing Timelapse recording
not so great battery life (220 per charge)
more heavy than competitors (507 grams)
does not contain selfie friendly screen
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Landscape Comparison

Landscape photography with Pentax K100D S
Landscape photography with Sony RX1R II
52
focusing manually
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW files
screen is small (2.5 inch)
no liveview
low MP (6MP)
doesn't have Timelapse mode
68
focusing manually
very good max aperture (f2.0)
nice screen size (3 inches)
sensor resolution is great (42MP)
big sensor size (Full frame)
no anti-alias filter
very good high ISO (25,600)
delivers RAW files
cannot switch lenses (fixed lens mount)
can't change focal length (35mm)
lack of image stabilization
not so great battery life (220 CIPA)
missing Timelapse recording
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Vlogging Comparison

Pentax K100D S Vlogging details
Sony RX1R II Vlogging details
9
no video recording
34
very good max aperture (f2.0)
offers face detection autofocus
video res high (1920 x 1080 resolution)
includes external microphone port
does not contain selfie friendly screen
lack of image stabilization
more heavy than competitors (507g)
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Pentax K100D S vs Sony RX1R II Specifications

Detailed spec comparison table for Pentax K100D S and Sony RX1R II
 Pentax K100D SuperSony Cyber-shot DSC-RX1R II
General Information
Company Pentax Sony
Model Pentax K100D Super Sony Cyber-shot DSC-RX1R II
Category Entry-Level DSLR Large Sensor Compact
Released 2007-06-28 2015-10-13
Body design Compact SLR Large Sensor Compact
Sensor Information
Chip - BIONZ X
Sensor type CCD BSI-CMOS
Sensor size APS-C Full frame
Sensor measurements 23.5 x 15.7mm 35.9 x 24mm
Sensor surface area 369.0mm² 861.6mm²
Sensor resolution 6MP 42MP
Anti aliasing filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Peak resolution 3008 x 2008 7952 x 5304
Highest native ISO 3200 25600
Highest enhanced ISO - 102400
Minimum native ISO 200 50
RAW format
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 11 25
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 35mm (1x)
Max aperture - f/2.0
Macro focus range - 14cm
Amount of lenses 151 -
Focal length multiplier 1.5 1
Screen
Screen type Fixed Type Tilting
Screen sizing 2.5 inch 3 inch
Resolution of screen 210 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Optical (pentamirror) Electronic
Viewfinder resolution - 2,359 thousand dot
Viewfinder coverage 96% 100%
Viewfinder magnification 0.57x 0.74x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/4000s 1/4000s
Continuous shutter speed 3.0fps 5.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range - no built-in flash
Flash options Auto, On, Off, Red-eye reduction Off, auto, fill flash, slow sync, rear sync, wireless
External flash
AEB
White balance bracketing
Fastest flash sync 1/180s 1/4000s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (60p, 60i, 30p, 24p), 1280 x 720 (120p, 30p)
Highest video resolution None 1920x1080
Video file format - MPEG-4, AVCHD, XAVC S, H.264
Microphone 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 None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 646g (1.42 lbs) 507g (1.12 lbs)
Dimensions 129 x 91 x 71mm (5.1" x 3.6" x 2.8") 113 x 65 x 72mm (4.4" x 2.6" x 2.8")
DXO scores
DXO Overall score not tested 97
DXO Color Depth score not tested 25.8
DXO Dynamic range score not tested 13.9
DXO Low light score not tested 3204
Other
Battery life - 220 shots
Battery form - Battery Pack
Battery model 4 x AA NP-BX1
Self timer Yes (2 or 12 sec) Yes (2,5, 10 sec)
Time lapse feature
Type of storage SD/SDHC card SD/SDHC/SDXC, Memory Stick Pro Duo
Storage slots One One
Pricing at release $520 $3,300