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Pentax K100D vs Sony RX100 II

Portability
64
Imaging
44
Features
36
Overall
40
Pentax K100D front
 
Sony Cyber-shot DSC-RX100 II front
Portability
89
Imaging
50
Features
74
Overall
59

Pentax K100D vs Sony RX100 II Key Specs

Pentax K100D
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF Mount
  • 660g - 129 x 93 x 70mm
  • Launched December 2006
  • Renewed by Pentax K100D S
Sony RX100 II
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 160 - 12800 (Push to 25600)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-100mm (F1.8-4.9) lens
  • 281g - 102 x 58 x 38mm
  • Launched June 2013
  • Replaced the Sony RX100
  • Newer Model is Sony RX100 III
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Pentax K100D vs Sony RX100 II Overview

Let's look much closer at the Pentax K100D vs Sony RX100 II, one is a Entry-Level DSLR and the other is a Large Sensor Compact by brands Pentax and Sony. There is a huge difference between the sensor resolutions of the K100D (6MP) and RX100 II (20MP) and the K100D (APS-C) and RX100 II (1") feature different sensor sizes.

Photography Glossary

The K100D was released 7 years earlier than the RX100 II which is quite a significant gap as far as tech is concerned. Both the cameras offer different body type with the Pentax K100D being a Compact SLR camera and the Sony RX100 II being a Large Sensor Compact camera.

Before we go straight into a thorough comparison, below is a quick summation of how the K100D matches up vs the RX100 II when considering portability, imaging, features and an overall mark.

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Reasons to pick Pentax K100D over the Sony RX100 II

 K100D RX100 II 

Reasons to pick Sony RX100 II over the Pentax K100D

 RX100 II K100D 
LaunchedJune 2013December 2006Newer by 79 months
Display typeTiltingFixed Tilting display
Display sizing3"2.5"Larger display (+0.5")
Display resolution1229k210kClearer display (+1019k dot)

Common features in the Pentax K100D and Sony RX100 II

 K100D RX100 II 
Manually focus More precise focusing
Selfie screen Neither contains selfie screen
Touch friendly display Neither contains Touch friendly display

Pentax K100D vs Sony RX100 II Physical Comparison

In case you're looking to travel with your camera frequently, you will want to consider its weight and dimensions. The Pentax K100D has got exterior measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") along with a weight of 660 grams (1.46 lbs) while the Sony RX100 II has dimensions of 102mm x 58mm x 38mm (4.0" x 2.3" x 1.5") with a weight of 281 grams (0.62 lbs).

Take a look at the Pentax K100D vs Sony RX100 II in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you select at the time. Following is the front view scale comparison of the K100D and the RX100 II.

Pentax K100D vs Sony RX100 II size comparison

Considering size and weight, the portability score of the K100D and RX100 II is 64 and 89 respectively.

Pentax K100D vs Sony RX100 II top view buttons comparison

Pentax K100D vs Sony RX100 II Sensor Comparison

Oftentimes, it is very hard to imagine the difference between sensor dimensions merely by looking at a spec sheet. The pic underneath may offer you a stronger sense of the sensor measurements in the K100D and RX100 II.

As you can see, both of those cameras enjoy different resolutions and different sensor dimensions. The K100D due to its larger sensor is going to make achieving shallow DOF simpler and the Sony RX100 II will give greater detail as a result of its extra 14MP. Greater resolution will make it easier to crop pics far more aggressively. The more aged K100D is going to be behind with regard to sensor innovation.

Pentax K100D vs Sony RX100 II sensor size comparison

Pentax K100D vs Sony RX100 II Screen and ViewFinder

Pentax K100D vs Sony RX100 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K100D Portrait photography details
Sony RX100 II Portrait photography details
50
manual focus
sensor size is nice (APS-C)
supports RAW files
doesn't have liveview
low resolution (6 megapixels)
70
you can focus manually
above average flash sync speed (1/2,000s)
good resolution (20MP)
decent sensor size (1")
has face detect focus
supports RAW formats
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Street Comparison

Pentax K100D Street photography highlights
Sony RX100 II Street photography highlights
58
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW files
no articulating screen
heavier than others (660g)
85
has a tilting screen
built in image stabilization (Optical)
decent sensor size (1")
supports RAW formats
lighter than average (281g)
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Sports Comparison

Pentax K100D Sports photography features
Sony RX100 II Sports photography features
47
image stabilization (Sensor based)
sensor size is nice (APS-C)
sensor has phase detect autofocus
doesn't have liveview
very slow continuous shooting (3.0 frames per second)
low resolution (6MP)
66
built in image stabilization (Optical)
good resolution (20 megapixels)
decent sensor size (1")
has tracking focus
better than average battery pack (350 CIPA)
doesn't have phase detect auto focus
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Travel Comparison

Pentax K100D Travel photography features
Sony RX100 II Travel photography features
42
built-in flash
does not have Time Lapse function
heavier than others (660g)
low resolution (6 megapixels)
does not have selfie friendly display
79
better than average battery pack (350 CIPA)
lighter than average (281 grams)
good resolution (20MP)
built-in flash
fairly wide (28mm)
fast maximum aperture (f1.8)
display is not selfie friendly
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Landscape Comparison

Pentax K100D as a Landscape photography camera
Sony RX100 II as a Landscape photography camera
51
manual focus
interchangeable lenses (Pentax KAF mount)
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW files
small screen (2.5 inches)
doesn't have liveview
low resolution (6 megapixels)
does not have Time Lapse function
73
you can focus manually
fairly wide (28mm)
fast maximum aperture (f1.8)
screen is a good size (3 inch)
built in image stabilization (Optical)
good resolution (20MP)
decent sensor size (1")
supports RAW formats
better than average battery pack (350 shots)
lens is fixed (fixed lens mount)
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Vlogging Comparison

Pentax K100D Vlogging highlights
Sony RX100 II Vlogging highlights
9
no video shooting
37
fairly wide (28mm)
fast maximum aperture (f1.8)
built in image stabilization (Optical)
has face detect focus
high res video (1920 x 1080 resolution)
lighter than average (281g)
display is not selfie friendly
lack of microphone socket
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Pentax K100D vs Sony RX100 II Specifications

Detailed spec comparison table for Pentax K100D and Sony RX100 II
 Pentax K100DSony Cyber-shot DSC-RX100 II
General Information
Manufacturer Pentax Sony
Model type Pentax K100D Sony Cyber-shot DSC-RX100 II
Type Entry-Level DSLR Large Sensor Compact
Launched 2006-12-03 2013-06-27
Physical type Compact SLR Large Sensor Compact
Sensor Information
Sensor type CCD CMOS
Sensor size APS-C 1"
Sensor measurements 23.5 x 15.7mm 13.2 x 8.8mm
Sensor surface area 369.0mm² 116.2mm²
Sensor resolution 6MP 20MP
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Max resolution 3008 x 2008 5472 x 3648
Max native ISO 3200 12800
Max enhanced ISO - 25600
Minimum native ISO 200 160
RAW images
Minimum enhanced ISO - 100
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 11 25
Lens
Lens support Pentax KAF fixed lens
Lens zoom range - 28-100mm (3.6x)
Max aperture - f/1.8-4.9
Macro focusing range - 5cm
Available lenses 151 -
Focal length multiplier 1.5 2.7
Screen
Display type Fixed Type Tilting
Display size 2.5 inches 3 inches
Display resolution 210 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch operation
Display tech - Xtra Fine WhiteMagic TFT LCD
Viewfinder Information
Viewfinder Optical (pentamirror) Electronic (optional)
Viewfinder coverage 96% -
Viewfinder magnification 0.57x -
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/2000 secs
Continuous shutter rate 3.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance - 15.00 m (ISO Auto (W))
Flash options Auto, On, Off, Red-eye reduction Auto, On, Off, Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize 1/180 secs 1/2000 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (60 fps), 640 x 480 (30 fps)
Max video resolution None 1920x1080
Video format - MPEG-4, AVCHD
Microphone port
Headphone port
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 660 grams (1.46 lbs) 281 grams (0.62 lbs)
Dimensions 129 x 93 x 70mm (5.1" x 3.7" x 2.8") 102 x 58 x 38mm (4.0" x 2.3" x 1.5")
DXO scores
DXO Overall rating not tested 67
DXO Color Depth rating not tested 22.5
DXO Dynamic range rating not tested 12.4
DXO Low light rating not tested 483
Other
Battery life - 350 photos
Battery type - Battery Pack
Battery ID 4 x AA NP-BX1
Self timer Yes (2 or 12 sec) Yes (10 sec. / 2 sec. / Self-portrait One-person/ Self-portrait Two-person/ Self timer Continuous (3 or 5 shots))
Time lapse shooting With downloadable app
Type of storage SD/MMC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots One One
Pricing at release $0 $598