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Olympus E-P2 vs Pentax K-S2

Portability
86
Imaging
47
Features
42
Overall
45
Olympus PEN E-P2 front
 
Pentax K-S2 front
Portability
64
Imaging
64
Features
82
Overall
71

Olympus E-P2 vs Pentax K-S2 Key Specs

Olympus E-P2
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1280 x 720 video
  • Micro Four Thirds Mount
  • 355g - 121 x 70 x 36mm
  • Introduced April 2010
  • Superseded the Olympus E-P1
  • Updated by Olympus E-P3
Pentax K-S2
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 678g - 123 x 91 x 73mm
  • Released February 2015
  • Previous Model is Pentax K-S1
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Olympus E-P2 vs Pentax K-S2 Overview

On this page, we will be matching up the Olympus E-P2 vs Pentax K-S2, one is a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by competitors Olympus and Pentax. There exists a big gap among the image resolutions of the E-P2 (12MP) and K-S2 (20MP) and the E-P2 (Four Thirds) and K-S2 (APS-C) posses totally different sensor sizing.

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The E-P2 was released 5 years earlier than the K-S2 which is a fairly big gap as far as camera technology is concerned. Each of these cameras have different body design with the Olympus E-P2 being a Rangefinder-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before getting right into a in-depth comparison, here is a short summary of how the E-P2 scores against the K-S2 in terms of portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Olympus E-P2 over the Pentax K-S2

 E-P2 K-S2 

Reasons to pick Pentax K-S2 over the Olympus E-P2

 K-S2 E-P2 
ReleasedFebruary 2015April 2010Newer by 58 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution921k230kClearer screen (+691k dot)
Selfie screen Take selfies

Common features in the Olympus E-P2 and Pentax K-S2

 E-P2 K-S2 
Focus manually Dial exact focusing
Screen dimensions3"3"Equal screen measurement
Touch screen Neither includes Touch screen

Olympus E-P2 vs Pentax K-S2 Physical Comparison

If you're going to travel with your camera often, you will have to think about its weight and proportions. The Olympus E-P2 features outer measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") with a weight of 355 grams (0.78 lbs) and the Pentax K-S2 has measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") along with a weight of 678 grams (1.49 lbs).

Take a look at the Olympus E-P2 vs Pentax K-S2 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing during that time. Here is a front view proportions comparison of the E-P2 and the K-S2.

Olympus E-P2 vs Pentax K-S2 size comparison

Taking into consideration dimensions and weight, the portability grade of the E-P2 and K-S2 is 86 and 64 respectively.

Olympus E-P2 vs Pentax K-S2 top view buttons comparison

Olympus E-P2 vs Pentax K-S2 Sensor Comparison

Typically, it is very difficult to see the difference in sensor dimensions purely by researching technical specs. The image underneath will help offer you a clearer sense of the sensor sizing in the E-P2 and K-S2.

As you can tell, the two cameras provide different megapixel count and different sensor dimensions. The E-P2 because of its smaller sensor will make achieving bokeh trickier and the Pentax K-S2 will provide you with more detail as a result of its extra 8MP. Higher resolution will also enable you to crop photographs more aggressively. The more aged E-P2 will be behind in sensor tech.

Olympus E-P2 vs Pentax K-S2 sensor size comparison

Olympus E-P2 vs Pentax K-S2 Screen and ViewFinder

Olympus E-P2 vs Pentax K-S2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-P2
Portrait photography with Pentax K-S2
60
manual focus
sensor size is decent (Four Thirds)
has face detect autofocus
supports RAW formats
MP count low (12 megapixels)
78
manual focus
sensor resolution is decent (20MP)
sensor size is decent (APS-C)
includes face detect autofocus
exports RAW files
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Street Comparison

Olympus E-P2 Street photography advice
Pentax K-S2 Street photography advice
74
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
supports RAW formats
fixed screen
72
screen can move to multiple angles
image stabilization (Sensor based)
sensor size is decent (APS-C)
exports RAW files
weather sealing
very good high ISO (51,200)
heavier than competition (678 grams)
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Sports Comparison

Sports photography with Olympus E-P2
Sports photography with Pentax K-S2
40
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
painfully slow continuous shooting (3.0 frames/s)
MP count low (12 megapixels)
low battery pack (300 shots)
no phase detect autofocus
70
high shutter speed (1/6,000s)
image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
sensor size is decent (APS-C)
includes tracking focus
weather sealing
supports phase detect autofocus
max frames per second low (5.4 frames/s)
terrible battery power (410 per charge)
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Travel Comparison

Travel photography with Olympus E-P2
Travel photography with Pentax K-S2
43
no Timelapse function
low battery pack (300 shots)
MP count low (12 megapixels)
does not posses selfie friendly display
65
weather sealing
sensor resolution is decent (20MP)
has built in flash
selfie friendly screen
terrible battery power (410 CIPA)
heavier than competition (678g)
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Landscape Comparison

Landscape photography with Olympus E-P2
Landscape photography with Pentax K-S2
60
manual focus
switch lenses (Micro Four Thirds mount)
good sized screen (3")
image stabilization (Sensor based)
sensor size is decent (Four Thirds)
supports RAW formats
MP count low (12MP)
low battery pack (300 CIPA)
no Timelapse function
77
manual focus
swap lenses (Pentax KAF2 mount)
screen size is decent (3")
image stabilization (Sensor based)
sensor resolution is decent (20 megapixels)
sensor size is decent (APS-C)
doesnt have low pass filter
very good high ISO (51,200)
exports RAW files
weather sealing
terrible battery power (410 per charge)
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Vlogging Comparison

Olympus E-P2 Vlogging highlights
Pentax K-S2 Vlogging highlights
29
image stabilization (Sensor based)
has face detect autofocus
does not posses selfie friendly display
video resolution low (1280 x 720 pxls)
no microphone socket
71
selfie friendly screen
image stabilization (Sensor based)
includes face detect autofocus
high res video (1920 x 1080 pixels)
comes with mic port
heavier than competition (678 grams)
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Olympus E-P2 vs Pentax K-S2 Specifications

Detailed spec comparison table for Olympus E-P2 and Pentax K-S2
 Olympus PEN E-P2Pentax K-S2
General Information
Make Olympus Pentax
Model Olympus PEN E-P2 Pentax K-S2
Class Entry-Level Mirrorless Entry-Level DSLR
Introduced 2010-04-22 2015-02-10
Body design Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor 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 12 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio 4:3 3:2
Full resolution 4032 x 3024 5472 x 3648
Max native ISO 6400 51200
Min native ISO 100 100
RAW photos
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 11 11
Lens
Lens mount Micro Four Thirds Pentax KAF2
Available lenses 107 151
Crop factor 2.1 1.5
Screen
Range of screen Fixed Type Fully Articulated
Screen size 3" 3"
Screen resolution 230k dot 921k dot
Selfie friendly
Liveview
Touch display
Screen technology HyperCrystal LCD with AR(Anti-Reflective) coating -
Viewfinder Information
Viewfinder Electronic (optional) Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.64x
Features
Lowest shutter speed 60s 30s
Highest shutter speed 1/4000s 1/6000s
Continuous shooting speed 3.0 frames/s 5.4 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash range no built-in flash 12.00 m (at ISO 100)
Flash modes Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
External flash
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)
Max video resolution 1280x720 1920x1080
Video data format Motion JPEG MPEG-4, H.264
Mic jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 355 grams (0.78 lb) 678 grams (1.49 lb)
Physical dimensions 121 x 70 x 36mm (4.8" x 2.8" x 1.4") 123 x 91 x 73mm (4.8" x 3.6" x 2.9")
DXO scores
DXO All around score 56 not tested
DXO Color Depth score 21.5 not tested
DXO Dynamic range score 10.4 not tested
DXO Low light score 505 not tested
Other
Battery life 300 images 410 images
Form of battery Battery Pack Battery Pack
Battery model BLS-1 D-LI109
Self timer Yes (2 or 12 sec) Yes (2 or 12 secs)
Time lapse shooting
Storage media SD/SDHC card SD/SDHC/SDXC
Storage slots Single Single
Pricing at launch $799 $581