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Pentax K20D vs Pentax P80

Portability
59
Imaging
54
Features
52
Overall
53
Pentax K20D front
 
Pentax Optio P80 front
Portability
95
Imaging
35
Features
23
Overall
30

Pentax K20D vs Pentax P80 Key Specs

Pentax K20D
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Bump to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 70mm
  • Released June 2008
  • Old Model is Pentax K10D
Pentax P80
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 64 - 6400
  • 1280 x 720 video
  • 28-110mm (F2.6-5.8) lens
  • 125g - 102 x 59 x 25mm
  • Introduced August 2009
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Pentax K20D vs Pentax P80 Overview

On this page, we will be contrasting the Pentax K20D and Pentax P80, former being a Advanced DSLR while the latter is a Small Sensor Compact and both of them are produced by Pentax. There is a considerable difference between the resolutions of the K20D (15MP) and P80 (12MP) and the K20D (APS-C) and P80 (1/2.3") offer different sensor dimensions.

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The K20D was released 13 months before the P80 which makes them a generation apart from each other. Each of these cameras have different body design with the Pentax K20D being a Mid-size SLR camera and the Pentax P80 being a Compact camera.

Before going straight to a more detailed comparison, here is a brief overview of how the K20D matches up versus the P80 when it comes to portability, imaging, features and an overall rating.

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Reasons to pick Pentax K20D over the Pentax P80

 K20D P80 

Reasons to pick Pentax P80 over the Pentax K20D

 P80 K20D 
IntroducedAugust 2009June 2008Fresher by 13 months

Common features in the Pentax K20D and Pentax P80

 K20D P80 
Manual focus More precise focusing
Screen typeFixed Fixed Fixed screen
Screen dimensions2.7"2.7"Equal screen sizing
Screen resolution230k230kThe same screen resolution
Selfie screen Neither provides selfie screen
Touch screen Neither provides Touch screen

Pentax K20D vs Pentax P80 Physical Comparison

If you are intending to carry your camera often, you should think about its weight and volume. The Pentax K20D provides exterior measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs) while the Pentax P80 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") having a weight of 125 grams (0.28 lbs).

Contrast the Pentax K20D and Pentax P80 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will vary dependant on the lens you have chosen at that moment. Here is a front view proportions comparison of the K20D against the P80.

Pentax K20D vs Pentax P80 size comparison

Using size and weight, the portability score of the K20D and P80 is 59 and 95 respectively.

Pentax K20D vs Pentax P80 top view buttons comparison

Pentax K20D vs Pentax P80 Sensor Comparison

Generally, it is hard to picture the gap between sensor sizing merely by going over specifications. The photograph below will help offer you a clearer sense of the sensor measurements in the K20D and P80.

To sum up, the two cameras have different resolutions and different sensor sizing. The K20D featuring a bigger sensor is going to make shooting shallow DOF simpler and the Pentax K20D will offer you greater detail as a result of its extra 3 Megapixels. Higher resolution will also let you crop shots a bit more aggressively. The older K20D is going to be disadvantaged when it comes to sensor tech.

Pentax K20D vs Pentax P80 sensor size comparison

Pentax K20D vs Pentax P80 Screen and ViewFinder

Pentax K20D vs Pentax P80 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K20D Portrait photography information
Pentax P80 Portrait photography information
72
focusing manually
MP count good (15MP)
decent sensor size (APS-C)
delivers RAW formats
27
has manual focus
lack of manual exposure
external flash not possible
MP count low (12MP)
very small sensor size (1/2.3")
has no RAW support
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Street Comparison

Pentax K20D Street photography features
Pentax P80 Street photography features
65
built in image stabilization (Sensor based)
decent sensor size (APS-C)
delivers RAW formats
weather proofing
fixed screen
55
lighter than competition (125 grams)
screen is fixed
no image stabilization
very small sensor size (1/2.3")
has no RAW support
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Sports Comparison

Pentax K20D Sports photography information
Pentax P80 Sports photography information
68
built in image stabilization (Sensor based)
MP count good (15MP)
decent sensor size (APS-C)
weather proofing
sensor has phase detect auto focus
slow frames per second (3.0 frames per second)
17
maximum shutter speed is a little low (1/1,000s)
slow continuous shooting (3.0 fps)
no shutter priority
no image stabilization
MP count low (12 megapixels)
very small sensor size (1/2.3")
has no phase detect autofocus
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Travel Comparison

Travel photography with Pentax K20D
Travel photography with Pentax P80
64
weather proofing
MP count good (15MP)
has built in flash
does not posses selfie friendly display
62
lighter than competition (125 grams)
built-in flash
rather wide (28mm)
no Time Lapse mode
MP count low (12MP)
screen isn't selfie friendly
slow max aperture (f2.6)
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Landscape Comparison

Pentax K20D as a Landscape photography camera
Pentax P80 as a Landscape photography camera
71
focusing manually
switch lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
MP count good (15 megapixels)
decent sensor size (APS-C)
delivers RAW formats
weather proofing
screen is small (2.7 inches)
32
has manual focus
rather wide (28mm)
fixed lens (fixed lens mount)
slow max aperture (f2.6)
screen is somewhat small (2.7")
lack of manual exposure
no image stabilization
MP count low (12MP)
very small sensor size (1/2.3")
has no RAW support
no Time Lapse mode
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Vlogging Comparison

Pentax K20D as a Vlogging camera
Pentax P80 as a Vlogging camera
9
lack of video recording
28
rather wide (28mm)
lighter than competition (125g)
slow max aperture (f2.6)
screen isn't selfie friendly
no image stabilization
video res low (1280 x 720 resolution)
no external mic port
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Pentax K20D vs Pentax P80 Specifications

Detailed spec comparison table for Pentax K20D and Pentax P80
 Pentax K20DPentax Optio P80
General Information
Manufacturer Pentax Pentax
Model Pentax K20D Pentax Optio P80
Class Advanced DSLR Small Sensor Compact
Released 2008-06-25 2009-08-05
Body design Mid-size SLR Compact
Sensor Information
Chip - Prime
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor dimensions 23.4 x 15.6mm 6.17 x 4.55mm
Sensor area 365.0mm² 28.1mm²
Sensor resolution 15 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 3:2 4:3 and 16:9
Highest Possible resolution 4672 x 3104 4000 x 3000
Maximum native ISO 3200 6400
Maximum enhanced ISO 6400 -
Minimum native ISO 100 64
RAW data
Autofocusing
Manual focus
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 11 9
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 28-110mm (3.9x)
Max aperture - f/2.6-5.8
Macro focus distance - 10cm
Amount of lenses 151 -
Crop factor 1.5 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen size 2.7" 2.7"
Resolution of screen 230 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 95% -
Viewfinder magnification 0.64x -
Features
Min shutter speed 30 seconds 4 seconds
Max shutter speed 1/4000 seconds 1/1000 seconds
Continuous shutter speed 3.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Change WB
Image stabilization
Inbuilt flash
Flash range 13.00 m (at ISO 100) 4.60 m
Flash settings Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless -
External flash
AE bracketing
WB bracketing
Max flash sync 1/180 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30, 15 fps)
Maximum video resolution None 1280x720
Video data format - Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless None None
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 800 grams (1.76 pounds) 125 grams (0.28 pounds)
Physical dimensions 142 x 101 x 70mm (5.6" x 4.0" x 2.8") 102 x 59 x 25mm (4.0" x 2.3" x 1.0")
DXO scores
DXO Overall score 65 not tested
DXO Color Depth score 22.9 not tested
DXO Dynamic range score 11.1 not tested
DXO Low light score 639 not tested
Other
Battery model D-LI50 D-LI68
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/MMC/SDHC card SD/SDHC, Internal
Storage slots 1 1
Launch pricing $700 $200