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Olympus E-PL2 vs Pentax K-S1

Portability
85
Imaging
48
Features
47
Overall
47
Olympus PEN E-PL2 front
 
Pentax K-S1 front
Portability
69
Imaging
64
Features
70
Overall
66

Olympus E-PL2 vs Pentax K-S1 Key Specs

Olympus E-PL2
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1280 x 720 video
  • Micro Four Thirds Mount
  • 362g - 114 x 72 x 42mm
  • Launched February 2011
  • Superseded the Olympus E-PL1s
  • Renewed by Olympus E-PL3
Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Introduced August 2014
  • Later Model is Pentax K-S2
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Olympus E-PL2 vs Pentax K-S1 Overview

The following is a comprehensive assessment of the Olympus E-PL2 versus Pentax K-S1, former is a Entry-Level Mirrorless while the latter is a Advanced DSLR by brands Olympus and Pentax. There exists a substantial gap between the resolutions of the E-PL2 (12MP) and K-S1 (20MP) and the E-PL2 (Four Thirds) and K-S1 (APS-C) boast different sensor size.

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The E-PL2 was unveiled 4 years before the K-S1 which is quite a big difference as far as technology is concerned. The two cameras have different body design with the Olympus E-PL2 being a Rangefinder-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.

Before diving into a more detailed comparison, here is a simple highlight of how the E-PL2 matches up against the K-S1 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-PL2 over the Pentax K-S1

 E-PL2 K-S1 

Reasons to pick Pentax K-S1 over the Olympus E-PL2

 K-S1 E-PL2 
IntroducedAugust 2014February 2011Newer by 43 months
Screen resolution921k460kSharper screen (+461k dot)

Common features in the Olympus E-PL2 and Pentax K-S1

 E-PL2 K-S1 
Manual focus Dial accurate focus
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen size
Selfie screen Lack of selfie screen
Touch screen Neither provides Touch screen

Olympus E-PL2 vs Pentax K-S1 Physical Comparison

In case you're planning to travel with your camera often, you will have to take into account its weight and measurements. The Olympus E-PL2 provides physical dimensions of 114mm x 72mm x 42mm (4.5" x 2.8" x 1.7") along with a weight of 362 grams (0.80 lbs) while the Pentax K-S1 has proportions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Check out the Olympus E-PL2 versus Pentax K-S1 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will differ dependant on the lens you are utilising during that time. Underneath is a front view dimension comparison of the E-PL2 compared to the K-S1.

Olympus E-PL2 vs Pentax K-S1 size comparison

Factoring in dimensions and weight, the portability grade of the E-PL2 and K-S1 is 85 and 69 respectively.

Olympus E-PL2 vs Pentax K-S1 top view buttons comparison

Olympus E-PL2 vs Pentax K-S1 Sensor Comparison

Normally, it is difficult to imagine the gap between sensor dimensions just by reading through specifications. The pic underneath might provide you a stronger sense of the sensor dimensions in the E-PL2 and K-S1.

To sum up, each of the cameras have different resolutions and different sensor dimensions. The E-PL2 with its tinier sensor is going to make shooting bokeh tougher and the Pentax K-S1 will resolve more detail having an extra 8 Megapixels. Higher resolution can also allow you to crop shots a bit more aggressively. The more aged E-PL2 is going to be disadvantaged with regard to sensor technology.

Olympus E-PL2 vs Pentax K-S1 sensor size comparison

Olympus E-PL2 vs Pentax K-S1 Screen and ViewFinder

Olympus E-PL2 vs Pentax K-S1 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-PL2
Portrait photography with Pentax K-S1
60
has manual focus
sensor size is good (Four Thirds)
comes with face detect autofocus
delivers RAW files
low resolution (12MP)
78
focusing manually
good resolution (20 megapixels)
nice sensor size (APS-C)
offers face detect autofocus
saves RAW files
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Street Comparison

Street photography with Olympus E-PL2
Street photography with Pentax K-S1
73
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
delivers RAW files
screen is fixed
73
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW files
lighter than others (558g)
above average ISO range (51,200)
no moving screen
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Sports Comparison

Olympus E-PL2 Sports photography details
Pentax K-S1 Sports photography details
45
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
comes with tracking focus
slow frames per second (3.0 fps)
low resolution (12MP)
low battery life (280 CIPA)
has no phase detect autofocus
69
max shutter speed is good (1/6,000s)
has image stabilization (Sensor based)
good resolution (20 megapixels)
nice sensor size (APS-C)
offers tracking focus
comes with phase detect autofocus
max fps very slow (5.4 frames per second)
not so great battery (410 CIPA)
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Travel Comparison

Travel photography with Olympus E-PL2
Travel photography with Pentax K-S1
51
flash built-in
missing Time Lapse recording
low battery life (280 CIPA)
low resolution (12 megapixels)
does not contain selfie friendly display
60
lighter than others (558g)
good resolution (20MP)
flash built-in
doesn't have Time Lapse function
not so great battery (410 shots)
doesn't have a selfie friendly display
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Landscape Comparison

Landscape photography with Olympus E-PL2
Landscape photography with Pentax K-S1
61
has manual focus
interchangeable lenses (Micro Four Thirds mount)
nice screen size (3")
has image stabilization (Sensor based)
sensor size is good (Four Thirds)
delivers RAW files
low resolution (12MP)
low battery life (280 CIPA)
missing Time Lapse recording
73
focusing manually
switch lenses (Pentax KAF2 mount)
screen size is good (3")
has image stabilization (Sensor based)
good resolution (20MP)
nice sensor size (APS-C)
does not have anti-alias filter
above average ISO range (51,200)
saves RAW files
not so great battery (410 CIPA)
doesn't have Time Lapse function
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Vlogging Comparison

Olympus E-PL2 Vlogging information
Pentax K-S1 Vlogging information
29
has image stabilization (Sensor based)
comes with face detect autofocus
does not contain selfie friendly display
video res low (1280 x 720 resolution)
missing mic jack
33
has image stabilization (Sensor based)
offers face detect autofocus
good video quality (1920 x 1080 pxls)
lighter than others (558 grams)
doesn't have a selfie friendly display
doesn't have mic socket
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Olympus E-PL2 vs Pentax K-S1 Specifications

Detailed spec comparison table for Olympus E-PL2 and Pentax K-S1
 Olympus PEN E-PL2Pentax K-S1
General Information
Brand Olympus Pentax
Model Olympus PEN E-PL2 Pentax K-S1
Type Entry-Level Mirrorless Advanced DSLR
Launched 2011-02-11 2014-08-27
Physical type Rangefinder-style mirrorless Mid-size SLR
Sensor Information
Processor Chip Truepic V Prime MII
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 12MP 20MP
Anti aliasing filter
Aspect ratio 4:3 3:2
Full resolution 4032 x 3024 5472 x 3648
Max native ISO 6400 51200
Lowest native ISO 100 100
RAW format
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 11 11
Lens
Lens mount Micro Four Thirds Pentax KAF2
Total lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Type of display Fixed Type Fixed Type
Display diagonal 3 inches 3 inches
Resolution of display 460 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch functionality
Display technology HyperCrystal LCD AR(Anti-Reflective) coating -
Viewfinder Information
Viewfinder Electronic (optional) Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.64x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/4000s 1/6000s
Continuous shooting rate 3.0fps 5.4fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash range 10.00 m 10.00 m (at ISO 100)
Flash modes Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash synchronize 1/160s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
Max video resolution 1280x720 1920x1080
Video format Motion JPEG H.264
Mic port
Headphone port
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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 362g (0.80 lbs) 558g (1.23 lbs)
Physical dimensions 114 x 72 x 42mm (4.5" x 2.8" x 1.7") 121 x 93 x 70mm (4.8" x 3.7" x 2.8")
DXO scores
DXO All around score 55 78
DXO Color Depth score 21.4 23.5
DXO Dynamic range score 10.2 13.0
DXO Low light score 573 1061
Other
Battery life 280 shots 410 shots
Form of battery Battery Pack Battery Pack
Battery model BLS-5 D-LI109
Self timer Yes (2 or 12 sec) Yes ( 2 or 12 seconds)
Time lapse feature
Storage type SD/SDHC SD/SDHC/SDXC
Card slots Single Single
Pricing at launch $0 $339