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Pentax K100D vs Pentax VS20

Portability
64
Imaging
45
Features
36
Overall
41
Pentax K100D front
 
Pentax Optio VS20 front
Portability
90
Imaging
39
Features
35
Overall
37

Pentax K100D vs Pentax VS20 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
  • Revealed December 2006
  • Renewed by Pentax K100D S
Pentax VS20
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-560mm (F3.1-4.8) lens
  • 235g - 111 x 61 x 38mm
  • Released January 2012
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Pentax K100D vs Pentax VS20 Overview

Here, we are comparing the Pentax K100D vs Pentax VS20, former is a Entry-Level DSLR while the other is a Small Sensor Superzoom and they are both created by Pentax. There is a noticeable difference between the image resolutions of the K100D (6MP) and VS20 (16MP) and the K100D (APS-C) and VS20 (1/2.3") provide different sensor sizes.

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The K100D was manufactured 6 years before the VS20 which is quite a sizable difference as far as tech is concerned. Both of these cameras feature different body design with the Pentax K100D being a Compact SLR camera and the Pentax VS20 being a Compact camera.

Before diving straight to a step-by-step comparison, here is a concise introduction of how the K100D grades vs the VS20 with respect to portability, imaging, features and an overall score.

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Reasons to pick Pentax K100D over the Pentax VS20

 K100D VS20 

Reasons to pick Pentax VS20 over the Pentax K100D

 VS20 K100D 
ReleasedJanuary 2012December 2006More modern by 62 months
Display size3"2.5"Larger display (+0.5")
Display resolution460k210kClearer display (+250k dot)

Common features in the Pentax K100D and Pentax VS20

 K100D VS20 
Manual focus Very accurate focusing
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch display Missing Touch display

Pentax K100D vs Pentax VS20 Physical Comparison

If you are planning to carry around your camera often, you will need to think about its weight and proportions. The Pentax K100D enjoys external measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") with a weight of 660 grams (1.46 lbs) while the Pentax VS20 has measurements of 111mm x 61mm x 38mm (4.4" x 2.4" x 1.5") accompanied by a weight of 235 grams (0.52 lbs).

Check out the Pentax K100D vs Pentax VS20 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change based on the lens you have at that time. The following is a front view over all size comparison of the K100D versus the VS20.

Pentax K100D vs Pentax VS20 size comparison

Taking into consideration size and weight, the portability score of the K100D and VS20 is 64 and 90 respectively.

Pentax K100D vs Pentax VS20 top view buttons comparison

Pentax K100D vs Pentax VS20 Sensor Comparison

Usually, it is very hard to imagine the contrast between sensor sizes only by looking at technical specs. The pic below may provide you a better sense of the sensor measurements in the K100D and VS20.

As you can tell, both of those cameras feature different megapixel count and different sensor sizes. The K100D due to its larger sensor is going to make getting bokeh easier and the Pentax VS20 will resolve greater detail due to its extra 10MP. Greater resolution can also help you crop images way more aggressively. The more aged K100D is going to be disadvantaged in sensor innovation.

Pentax K100D vs Pentax VS20 sensor size comparison

Pentax K100D vs Pentax VS20 Screen and ViewFinder

Pentax K100D vs Pentax VS20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K100D Portrait photography factors
Pentax VS20 Portrait photography factors
51
has manual focus
sensor size is good (APS-C)
saves RAW formats
no liveview
low resolution sensor (6 megapixels)
36
focusing manually
good resolution (16 megapixels)
no manual control
cannot use external flash
very small sensor size (1/2.3")
doesn't have RAW format
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Street Comparison

Pentax K100D Street photography highlights
Pentax VS20 Street photography highlights
58
built in image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW formats
no moving screen
heavier than average in class (660 grams)
61
has image stabilization (Sensor-shift)
lighter than competition in class (235 grams)
screen does not articulate
very small sensor size (1/2.3")
doesn't have RAW format
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Sports Comparison

Pentax K100D Sports photography details
Pentax VS20 Sports photography details
47
built in image stabilization (Sensor based)
sensor size is good (APS-C)
has phase detect AF
no liveview
very slow continuous shooting (3.0 fps)
low resolution sensor (6 megapixels)
44
incredible zoom range (28-560mm 20.0 x zoom)
has image stabilization (Sensor-shift)
good resolution (16 megapixels)
includes tracking focus
continuous shooting slow (1.0 frames/s)
lack of shutter priority mode
very small sensor size (1/2.3")
doesn't have phase detect auto focus
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Travel Comparison

Pentax K100D Travel photography highlights
Pentax VS20 Travel photography highlights
42
built-in flash
doesn't have Time Lapse mode
heavier than average in class (660g)
low resolution sensor (6MP)
screen is not selfie friendly
68
lighter than competition in class (235 grams)
good resolution (16 megapixels)
has built in flash
fairly wide (28mm)
very long zoom (560mm)
does not have Timelapse mode
does not have selfie friendly display
slow maximum aperture (f3.1)
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Landscape Comparison

Pentax K100D Landscape photography info
Pentax VS20 Landscape photography info
52
has manual focus
swap lenses (Pentax KAF mount)
built in image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW formats
screen is small (2.5")
no liveview
low resolution sensor (6MP)
doesn't have Time Lapse mode
47
focusing manually
fairly wide (28mm)
screen is a good size (3 inch)
has image stabilization (Sensor-shift)
good resolution (16MP)
lens is fixed (fixed lens mount)
slow maximum aperture (f3.1)
no manual control
very small sensor size (1/2.3")
doesn't have RAW format
does not have Timelapse mode
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Vlogging Comparison

Pentax K100D Vlogging features
Pentax VS20 Vlogging features
9
no video shooting
30
fairly wide (28mm)
has image stabilization (Sensor-shift)
lighter than competition in class (235 grams)
slow maximum aperture (f3.1)
does not have selfie friendly display
low video resolution (1280 x 720 pixels)
does not have microphone port
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Pentax K100D vs Pentax VS20 Specifications

Detailed spec comparison table for Pentax K100D and Pentax VS20
 Pentax K100DPentax Optio VS20
General Information
Make Pentax Pentax
Model Pentax K100D Pentax Optio VS20
Class Entry-Level DSLR Small Sensor Superzoom
Revealed 2006-12-03 2012-01-25
Body design Compact SLR Compact
Sensor Information
Sensor type CCD CCD
Sensor size APS-C 1/2.3"
Sensor measurements 23.5 x 15.7mm 6.08 x 4.56mm
Sensor area 369.0mm² 27.7mm²
Sensor resolution 6 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 3:2 1:1, 4:3 and 16:9
Highest Possible resolution 3008 x 2008 4608 x 3456
Maximum native ISO 3200 6400
Min native ISO 200 100
RAW pictures
Autofocusing
Manual focus
Touch to focus
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 11 3
Lens
Lens mounting type Pentax KAF fixed lens
Lens focal range - 28-560mm (20.0x)
Largest aperture - f/3.1-4.8
Macro focus distance - 3cm
Total lenses 151 -
Crop factor 1.5 5.9
Screen
Range of display Fixed Type Fixed Type
Display diagonal 2.5 inch 3 inch
Resolution of display 210 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch operation
Display tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type Optical (pentamirror) None
Viewfinder coverage 96% -
Viewfinder magnification 0.57x -
Features
Min shutter speed 30 seconds 4 seconds
Max shutter speed 1/4000 seconds 1/2500 seconds
Continuous shutter speed 3.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes -
Custom WB
Image stabilization
Built-in flash
Flash range - 2.80 m
Flash modes Auto, On, Off, Red-eye reduction Auto, On, Off, Red-eye, Soft
External flash
Auto exposure bracketing
White balance bracketing
Max flash sync 1/180 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution None 1280x720
Video file format - Motion JPEG
Microphone jack
Headphone jack
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 660 gr (1.46 lbs) 235 gr (0.52 lbs)
Physical dimensions 129 x 93 x 70mm (5.1" x 3.7" x 2.8") 111 x 61 x 38mm (4.4" x 2.4" x 1.5")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery model 4 x AA D-LI122
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media SD/MMC card SD/SDHC/SDXC, Internal
Storage slots Single Single
Retail price $0 $106