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Pentax K-01 vs Pentax K20D

Portability
76
Imaging
57
Features
68
Overall
61
Pentax K-01 front
 
Pentax K20D front
Portability
59
Imaging
53
Features
52
Overall
52

Pentax K-01 vs Pentax K20D Key Specs

Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Introduced May 2012
Pentax K20D
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 70mm
  • Launched June 2008
  • Earlier Model is Pentax K10D
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Pentax K-01 vs Pentax K20D Overview

Below is a extended review of the Pentax K-01 and Pentax K20D, one being a Entry-Level Mirrorless and the other is a Advanced DSLR and both of them are built by Pentax. The image resolution of the K-01 (16MP) and the K20D (15MP) is very similar and both cameras posses the same sensor sizes (APS-C).

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The K-01 was unveiled 3 years later than the K20D and that is quite a significant gap as far as technology is concerned. Both of these cameras have different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Pentax K20D being a Mid-size SLR camera.

Before diving straight to a in depth comparison, here is a short highlight of how the K-01 matches up versus the K20D with regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-01 over the Pentax K20D

 K-01 K20D 
LaunchedMay 2012June 2008More recent by 48 months
Display dimensions3"2.7"Larger display (+0.3")
Display resolution921k230kClearer display (+691k dot)

Reasons to pick Pentax K20D over the Pentax K-01

 K20D K-01 

Common features in the Pentax K-01 and Pentax K20D

 K-01 K20D 
Manual focus More precise focus
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch display Missing Touch display

Pentax K-01 vs Pentax K20D Physical Comparison

If you're planning to lug around your camera frequently, you are going to need to factor in its weight and volume. The Pentax K-01 features outside measurements of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") having a weight of 561 grams (1.24 lbs) while the Pentax K20D has sizing of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs).

Take a look at the Pentax K-01 and Pentax K20D in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you have chosen during that time. Below is a front view size comparison of the K-01 compared to the K20D.

Pentax K-01 vs Pentax K20D size comparison

Considering dimensions and weight, the portability score of the K-01 and K20D is 76 and 59 respectively.

Pentax K-01 vs Pentax K20D top view buttons comparison

Pentax K-01 vs Pentax K20D Sensor Comparison

Quite often, it is hard to see the gap between sensor measurements simply by going over specifications. The photograph below will help offer you a stronger sense of the sensor measurements in the K-01 and K20D.

Plainly, both the cameras provide the same sensor dimensions but not the same resolution. You should expect to see the Pentax K-01 to offer you more detail having an extra 1 Megapixels. Greater resolution will also help you crop images more aggressively. The more modern K-01 will have an advantage in sensor technology.

Pentax K-01 vs Pentax K20D sensor size comparison

Pentax K-01 vs Pentax K20D Screen and ViewFinder

Pentax K-01 vs Pentax K20D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-01 Portrait photography highlights
Pentax K20D Portrait photography highlights
74
you can focus manually
decent MP (16 megapixels)
decent sensor size (APS-C)
supports face detect focus
saves RAW formats
71
manual focus
megapixel count good (15 megapixels)
sensor size is nice (APS-C)
delivers RAW files
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Street Comparison

Pentax K-01 Street photography highlights
Pentax K20D Street photography highlights
66
image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
fixed screen
more heavy than average in class (561 grams)
65
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
delivers RAW files
weather sealing
screen is fixed
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Sports Comparison

Sports photography with Pentax K-01
Sports photography with Pentax K20D
61
image stabilization (Sensor based)
decent MP (16 megapixels)
decent sensor size (APS-C)
better than average battery (540 shots)
slow fps (6.0 frames/s)
lack of phase detect auto focus
68
built in image stabilization (Sensor based)
megapixel count good (15 megapixels)
sensor size is nice (APS-C)
weather sealing
supports phase detect AF
slow continuous shooting (3.0 frames per second)
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Travel Comparison

Pentax K-01 Travel photography factors
Pentax K20D Travel photography factors
65
better than average battery (540 shots)
decent MP (16MP)
has built in flash
more heavy than average in class (561g)
screen is not selfie friendly
64
weather sealing
megapixel count good (15MP)
has built in flash
does not offer selfie friendly display
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Landscape Comparison

Pentax K-01 as a Landscape photography camera
Pentax K20D as a Landscape photography camera
80
you can focus manually
change lenses (Pentax KAF2 mount)
screen size is decent (3 inch)
image stabilization (Sensor based)
decent MP (16 megapixels)
decent sensor size (APS-C)
saves RAW formats
better than average battery (540 shots)
70
manual focus
switch lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
megapixel count good (15 megapixels)
sensor size is nice (APS-C)
delivers RAW files
weather sealing
tiny screen (2.7 inches)
Photography Glossary

Vlogging Comparison

Pentax K-01 Vlogging features
Pentax K20D Vlogging features
34
image stabilization (Sensor based)
supports face detect focus
great video quality (1920 x 1080 pxls)
does have microphone socket
screen is not selfie friendly
more heavy than average in class (561 grams)
9
no video recording
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Pentax K-01 vs Pentax K20D Specifications

Detailed spec comparison table for Pentax K-01 and Pentax K20D
 Pentax K-01Pentax K20D
General Information
Manufacturer Pentax Pentax
Model Pentax K-01 Pentax K20D
Class Entry-Level Mirrorless Advanced DSLR
Introduced 2012-05-30 2008-06-25
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.4 x 15.6mm
Sensor surface area 372.1mm² 365.0mm²
Sensor resolution 16 megapixel 15 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4928 x 3264 4672 x 3104
Maximum native ISO 12800 3200
Maximum enhanced ISO 25600 6400
Min native ISO 100 100
RAW images
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 81 11
Lens
Lens mount Pentax KAF2 Pentax KAF2
Number of lenses 151 151
Crop factor 1.5 1.5
Screen
Display type Fixed Type Fixed Type
Display size 3 inch 2.7 inch
Display resolution 921k dots 230k dots
Selfie friendly
Liveview
Touch functionality
Display technology TFT LCD monitor -
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 95 percent
Viewfinder magnification - 0.64x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Continuous shutter rate 6.0fps 3.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash range 12.00 m (at ISO 100) 13.00 m (at ISO 100)
Flash settings Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
Hot shoe
AEB
WB bracketing
Fastest flash synchronize 1/180 seconds 1/180 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps) -
Maximum video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic port
Headphone port
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 561 grams (1.24 lb) 800 grams (1.76 lb)
Physical dimensions 122 x 79 x 58mm (4.8" x 3.1" x 2.3") 142 x 101 x 70mm (5.6" x 4.0" x 2.8")
DXO scores
DXO Overall score 79 65
DXO Color Depth score 23.7 22.9
DXO Dynamic range score 12.9 11.1
DXO Low light score 1135 639
Other
Battery life 540 photos -
Style of battery Battery Pack -
Battery model D-LI90 D-LI50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/MMC/SDHC card
Card slots Single Single
Price at release $899 $700