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Pentax K-01 vs Pentax K-S1

Portability
76
Imaging
57
Features
68
Overall
61
Pentax K-01 front
 
Pentax K-S1 front
Portability
69
Imaging
64
Features
70
Overall
66

Pentax K-01 vs Pentax K-S1 Key Specs

Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Increase to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Announced May 2012
Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Launched August 2014
  • Successor is Pentax K-S2
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Pentax K-01 vs Pentax K-S1 Overview

Here is a complete review of the Pentax K-01 and Pentax K-S1, one being a Entry-Level Mirrorless and the other is a Advanced DSLR and both of them are sold by Pentax. The resolution of the K-01 (16MP) and the K-S1 (20MP) is fairly close and they feature the same exact sensor size (APS-C).

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The K-01 was launched 3 years before the K-S1 and that is a fairly serious gap as far as camera tech is concerned. Both cameras offer different body type with the Pentax K-01 being a SLR-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.

Before we go straight into a more detailed comparison, below is a short synopsis of how the K-01 scores vs the K-S1 with respect to portability, imaging, features and an overall rating.

Photography Glossary
	
	

Reasons to pick Pentax K-01 over the Pentax K-S1

 K-01 K-S1 

Reasons to pick Pentax K-S1 over the Pentax K-01

 K-S1 K-01 
LaunchedAugust 2014May 2012Fresher by 27 months

Common features in the Pentax K-01 and Pentax K-S1

 K-01 K-S1 
Manual focus Very exact focusing
Display typeFixed Fixed Fixed display
Display sizing3"3"Equivalent display size
Display resolution921k921kIdentical display resolution
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Pentax K-01 vs Pentax K-S1 Physical Comparison

When you are going to carry your camera, you will have to factor in its weight and size. The Pentax K-01 offers outer dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") having a weight of 561 grams (1.24 lbs) and the Pentax K-S1 has specifications of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") with a weight of 558 grams (1.23 lbs).

Check out the Pentax K-01 and Pentax K-S1 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilising at that time. Below is the front view size comparison of the K-01 vs the K-S1.

Pentax K-01 vs Pentax K-S1 size comparison

Taking into account size and weight, the portability rating of the K-01 and K-S1 is 76 and 69 respectively.

Pentax K-01 vs Pentax K-S1 top view buttons comparison

Pentax K-01 vs Pentax K-S1 Sensor Comparison

Usually, its difficult to picture the contrast in sensor sizing simply by viewing technical specs. The visual below will help provide you a stronger sense of the sensor dimensions in the K-01 and K-S1.

As you have seen, each of these cameras offer the same exact sensor sizing but different megapixels. You should anticipate the Pentax K-S1 to render more detail utilizing its extra 4MP. Greater resolution will also make it easier to crop images a little more aggressively. The older K-01 will be behind with regard to sensor technology.

Pentax K-01 vs Pentax K-S1 sensor size comparison

Pentax K-01 vs Pentax K-S1 Screen and ViewFinder

Pentax K-01 vs Pentax K-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-01 as a Portrait photography camera
Pentax K-S1 as a Portrait photography camera
74
has manual focus
decent sensor resolution (16 megapixels)
sensor size is nice (APS-C)
provides face detect autofocus
saves RAW files
78
has manual focus
megapixel count good (20MP)
sensor size is good (APS-C)
comes with face detect autofocus
supports RAW formats
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Street Comparison

Pentax K-01 Street photography details
Pentax K-S1 Street photography details
66
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
screen is fixed
more heavy than competitors in class (561g)
73
image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW formats
lighter than competitors in class (558 grams)
great high ISO (51,200)
fixed screen
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Sports Comparison

Sports photography with Pentax K-01
Sports photography with Pentax K-S1
61
built in image stabilization (Sensor based)
decent sensor resolution (16MP)
sensor size is nice (APS-C)
good battery (540 per charge)
continuous shooting slow (6.0 frames/s)
no phase detect autofocus
69
great max shutter speed (1/6,000 seconds)
image stabilization (Sensor based)
megapixel count good (20 megapixels)
sensor size is good (APS-C)
comes with tracking focus
sensor has phase detect autofocus
max frames per second low (5.4 frames per second)
terrible battery pack (410 shots)
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Travel Comparison

Pentax K-01 Travel photography advice
Pentax K-S1 Travel photography advice
65
good battery (540 CIPA)
decent sensor resolution (16 megapixels)
flash built-in
more heavy than competitors in class (561 grams)
doesn't offer selfie friendly screen
60
lighter than competitors in class (558 grams)
megapixel count good (20 megapixels)
flash built-in
no Time Lapse recording
terrible battery pack (410 per charge)
does not offer selfie friendly display
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Landscape Comparison

Pentax K-01 Landscape photography factors
Pentax K-S1 Landscape photography factors
80
has manual focus
change lenses (Pentax KAF2 mount)
screen is a decent size (3 inch)
built in image stabilization (Sensor based)
decent sensor resolution (16MP)
sensor size is nice (APS-C)
saves RAW files
good battery (540 CIPA)
73
has manual focus
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3 inch)
image stabilization (Sensor based)
megapixel count good (20 megapixels)
sensor size is good (APS-C)
no anti aliasing filter
great high ISO (51,200)
supports RAW formats
terrible battery pack (410 CIPA)
no Time Lapse recording
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Vlogging Comparison

Pentax K-01 Vlogging details
Pentax K-S1 Vlogging details
34
built in image stabilization (Sensor based)
provides face detect autofocus
great video quality (1920 x 1080 resolution)
includes microphone socket
doesn't offer selfie friendly screen
more heavy than competitors in class (561 grams)
33
image stabilization (Sensor based)
comes with face detect autofocus
video resolution high (1920 x 1080 resolution)
lighter than competitors in class (558 grams)
does not offer selfie friendly display
no mic support
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Pentax K-01 vs Pentax K-S1 Specifications

Detailed spec comparison table for Pentax K-01 and Pentax K-S1
 Pentax K-01Pentax K-S1
General Information
Brand Name Pentax Pentax
Model type Pentax K-01 Pentax K-S1
Category Entry-Level Mirrorless Advanced DSLR
Announced 2012-05-30 2014-08-27
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Processor Chip - Prime MII
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.5 x 15.6mm
Sensor surface area 372.1mm² 366.6mm²
Sensor resolution 16 megapixel 20 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4928 x 3264 5472 x 3648
Maximum native ISO 12800 51200
Maximum enhanced ISO 25600 -
Lowest native ISO 100 100
RAW data
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 81 11
Lens
Lens support Pentax KAF2 Pentax KAF2
Total lenses 151 151
Focal length multiplier 1.5 1.5
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inches 3 inches
Display resolution 921k dots 921k dots
Selfie friendly
Liveview
Touch functionality
Display technology TFT LCD monitor -
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.64x
Features
Min shutter speed 30s 30s
Max shutter speed 1/4000s 1/6000s
Continuous shutter rate 6.0 frames/s 5.4 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance 12.00 m (at ISO 100) 10.00 m (at ISO 100)
Flash settings Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
Hot shoe
AE bracketing
WB bracketing
Max flash synchronize 1/180s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported 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) 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
Maximum video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 H.264
Mic support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 561 gr (1.24 lbs) 558 gr (1.23 lbs)
Dimensions 122 x 79 x 58mm (4.8" x 3.1" x 2.3") 121 x 93 x 70mm (4.8" x 3.7" x 2.8")
DXO scores
DXO Overall rating 79 78
DXO Color Depth rating 23.7 23.5
DXO Dynamic range rating 12.9 13.0
DXO Low light rating 1135 1061
Other
Battery life 540 shots 410 shots
Battery style Battery Pack Battery Pack
Battery ID D-LI90 D-LI109
Self timer Yes (2 or 12 sec) Yes ( 2 or 12 seconds)
Time lapse shooting
Storage type SD/SDHC/SDXC SD/SDHC/SDXC
Card slots 1 1
Retail cost $899 $339