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Pentax K100D vs Sony RX10 II

Portability
64
Imaging
44
Features
36
Overall
40
Pentax K100D front
 
Sony Cyber-shot DSC-RX10 II front
Portability
58
Imaging
51
Features
77
Overall
61

Pentax K100D vs Sony RX10 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
  • Announced December 2006
  • Successor is Pentax K100D S
Sony RX10 II
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Raise to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-200mm (F2.8) lens
  • 813g - 129 x 88 x 102mm
  • Announced June 2015
  • Previous Model is Sony RX10
  • Newer Model is Sony RX10 III
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Pentax K100D vs Sony RX10 II Overview

The following is a complete overview of the Pentax K100D vs Sony RX10 II, former is a Entry-Level DSLR while the other is a Large Sensor Superzoom by brands Pentax and Sony. There is a large difference between the resolutions of the K100D (6MP) and RX10 II (20MP) and the K100D (APS-C) and RX10 II (1") enjoy different sensor measurements.

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The K100D was unveiled 9 years before the RX10 II which is quite a serious difference as far as tech is concerned. The two cameras come with different body type with the Pentax K100D being a Compact SLR camera and the Sony RX10 II being a SLR-like (bridge) camera.

Before going straight into a in-depth comparison, below is a brief view of how the K100D scores against the RX10 II with regard to portability, imaging, features and an overall mark.

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Reasons to pick Pentax K100D over the Sony RX10 II

 K100D RX10 II 

Reasons to pick Sony RX10 II over the Pentax K100D

 RX10 II K100D 
AnnouncedJune 2015December 2006Newer by 103 months
Display typeTiltingFixed Tilting display
Display dimension3"2.5"Larger display (+0.5")
Display resolution1229k210kClearer display (+1019k dot)

Common features in the Pentax K100D and Sony RX10 II

 K100D RX10 II 
Manually focus Dial accurate focus
Selfie screen Missing selfie screen
Touch friendly display Neither offers Touch friendly display

Pentax K100D vs Sony RX10 II Physical Comparison

For anyone who is looking to travel with your camera often, you will have to factor in its weight and size. The Pentax K100D offers outside dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") and a weight of 660 grams (1.46 lbs) and the Sony RX10 II has specifications of 129mm x 88mm x 102mm (5.1" x 3.5" x 4.0") accompanied by a weight of 813 grams (1.79 lbs).

Take a look at the Pentax K100D vs Sony RX10 II in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will vary based on the lens you are utilising at that moment. The following is the front view size comparison of the K100D versus the RX10 II.

Pentax K100D vs Sony RX10 II size comparison

Taking into account size and weight, the portability rating of the K100D and RX10 II is 64 and 58 respectively.

Pentax K100D vs Sony RX10 II top view buttons comparison

Pentax K100D vs Sony RX10 II Sensor Comparison

Usually, it's tough to visualize the difference between sensor dimensions simply by looking at a spec sheet. The picture underneath will help offer you a much better sense of the sensor sizes in the K100D and RX10 II.

Clearly, both of these cameras posses different resolutions and different sensor dimensions. The K100D with its larger sensor is going to make getting shallow DOF simpler and the Sony RX10 II will give more detail having an extra 14MP. Greater resolution will enable you to crop pics somewhat more aggressively. The more aged K100D is going to be disadvantaged when it comes to sensor innovation.

Pentax K100D vs Sony RX10 II sensor size comparison

Pentax K100D vs Sony RX10 II Screen and ViewFinder

Pentax K100D vs Sony RX10 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K100D
Portrait photography with Sony RX10 II
50
has manual focus
sensor size is good (APS-C)
exports RAW files
doesn't have liveview
megapixel count low (6 megapixels)
70
focusing manually
good megapixels (20MP)
good sensor size (1")
includes face detect focus
supports RAW formats
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Street Comparison

Pentax K100D Street photography details
Sony RX10 II Street photography details
58
has image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW files
screen is fixed
heavier than average in class (660 grams)
72
screen tilts
built in image stabilization (Optical)
good sensor size (1")
supports RAW formats
weather sealing
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Sports Comparison

Pentax K100D Sports photography advice
Sony RX10 II Sports photography advice
47
has image stabilization (Sensor based)
sensor size is good (APS-C)
supports phase detect auto focus
doesn't have liveview
slow frames per second (3.0 fps)
megapixel count low (6 megapixels)
68
quiet mode (1/32,000 seconds)
built in image stabilization (Optical)
good megapixels (20MP)
good sensor size (1")
includes tracking focus
weather sealing
lacks phase detect auto focus
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Travel Comparison

Pentax K100D Travel photography details
Sony RX10 II Travel photography details
42
has built in flash
no Time Lapse mode
heavier than average in class (660 grams)
megapixel count low (6MP)
doesn't contain selfie friendly screen
56
weather sealing
good megapixels (20MP)
has built in flash
decently wide (24mm)
no Time Lapse recording
display is not selfie friendly
sluggish maximum aperture (f2.8)
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Landscape Comparison

Pentax K100D Landscape photography factors
Sony RX10 II Landscape photography factors
51
has manual focus
change lenses (Pentax KAF mount)
has image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW files
tiny screen (2.5 inch)
doesn't have liveview
megapixel count low (6MP)
no Time Lapse mode
62
focusing manually
decently wide (24mm)
screen size is good (3 inch)
built in image stabilization (Optical)
good megapixels (20MP)
good sensor size (1")
supports RAW formats
weather sealing
lens is fixed (fixed lens mount)
sluggish maximum aperture (f2.8)
no Time Lapse recording
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Vlogging Comparison

Pentax K100D as a Vlogging camera
Sony RX10 II as a Vlogging camera
9
no video shooting
30
decently wide (24mm)
built in image stabilization (Optical)
includes face detect focus
video resolution high (3840 x 2160 resolution)
does have mic socket
sluggish maximum aperture (f2.8)
display is not selfie friendly
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Pentax K100D vs Sony RX10 II Specifications

Detailed spec comparison table for Pentax K100D and Sony RX10 II
 Pentax K100DSony Cyber-shot DSC-RX10 II
General Information
Company Pentax Sony
Model type Pentax K100D Sony Cyber-shot DSC-RX10 II
Type Entry-Level DSLR Large Sensor Superzoom
Announced 2006-12-03 2015-06-10
Physical type Compact SLR SLR-like (bridge)
Sensor Information
Processor 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 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
Peak resolution 3008 x 2008 5472 x 3648
Highest native ISO 3200 12800
Highest enhanced ISO - 25600
Minimum native ISO 200 125
RAW pictures
Minimum enhanced ISO - 64
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 11 25
Lens
Lens mount type Pentax KAF fixed lens
Lens zoom range - 24-200mm (8.3x)
Max aperture - f/2.8
Macro focusing range - 3cm
Total lenses 151 -
Crop factor 1.5 2.7
Screen
Type of display Fixed Type Tilting
Display sizing 2.5" 3"
Resolution of display 210 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 2,359 thousand dots
Viewfinder coverage 96% 100%
Viewfinder magnification 0.57x 0.7x
Features
Min shutter speed 30s 30s
Max shutter speed 1/4000s 1/2000s
Max quiet shutter speed - 1/32000s
Continuous shutter rate 3.0 frames per second 14.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance - 10.20 m
Flash options Auto, On, Off, Red-eye reduction Auto, fill-flash, slow sync, rear sync, off
Hot shoe
Auto exposure bracketing
WB bracketing
Max flash synchronize 1/180s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution None 3840x2160
Video format - MPEG-4, AVCHD, XAVC S
Mic 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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 660g (1.46 pounds) 813g (1.79 pounds)
Dimensions 129 x 93 x 70mm (5.1" x 3.7" x 2.8") 129 x 88 x 102mm (5.1" x 3.5" x 4.0")
DXO scores
DXO Overall rating not tested 70
DXO Color Depth rating not tested 23.0
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 531
Other
Battery life - 400 photographs
Form of battery - Battery Pack
Battery ID 4 x AA NP-FW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, continuous)
Time lapse feature
Storage type SD/MMC card SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Single Single
Pricing at release $0 $998