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Olympus PEN-F vs Pentax K-S2

Portability
84
Imaging
59
Features
79
Overall
67
Olympus PEN-F front
 
Pentax K-S2 front
Portability
64
Imaging
64
Features
82
Overall
71

Olympus PEN-F vs Pentax K-S2 Key Specs

Olympus PEN-F
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 427g - 125 x 72 x 37mm
  • Launched January 2016
Pentax K-S2
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • 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
  • Revealed February 2015
  • Superseded the Pentax K-S1
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Olympus PEN-F vs Pentax K-S2 Overview

On this page, we are contrasting the Olympus PEN-F and Pentax K-S2, one being a Advanced Mirrorless and the other is a Entry-Level DSLR by brands Olympus and Pentax. The resolution of the PEN-F (20MP) and the K-S2 (20MP) is very well matched but the PEN-F (Four Thirds) and K-S2 (APS-C) have different sensor sizing.

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The PEN-F was brought out 12 months later than the K-S2 and they are both of a similar generation. Each of the cameras have different body design with the Olympus PEN-F being a Rangefinder-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before getting right into a thorough comparison, here is a simple synopsis of how the PEN-F matches up versus the K-S2 for portability, imaging, features and an overall grade.

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Reasons to pick Olympus PEN-F over the Pentax K-S2

 PEN-F K-S2 
RevealedJanuary 2016February 2015More recent by 12 months
Display resolution1037k921kSharper display (+116k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax K-S2 over the Olympus PEN-F

 K-S2 PEN-F 

Common features in the Olympus PEN-F and Pentax K-S2

 PEN-F K-S2 
Manually focus More precise focusing
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display dimensions3"3"Equal display measurement
Selfie screen Both are selfie friendly

Olympus PEN-F vs Pentax K-S2 Physical Comparison

In case you're intending to lug around your camera, you're going to have to take into account its weight and volume. The Olympus PEN-F comes with exterior measurements of 125mm x 72mm x 37mm (4.9" x 2.8" x 1.5") along with a weight of 427 grams (0.94 lbs) whilst the Pentax K-S2 has sizing of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") and a weight of 678 grams (1.49 lbs).

See the Olympus PEN-F and Pentax K-S2 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at the time. Here is a front view size comparison of the PEN-F against the K-S2.

Olympus PEN-F vs Pentax K-S2 size comparison

Taking into consideration size and weight, the portability grade of the PEN-F and K-S2 is 84 and 64 respectively.

Olympus PEN-F vs Pentax K-S2 top view buttons comparison

Olympus PEN-F vs Pentax K-S2 Sensor Comparison

Usually, it's hard to picture the contrast between sensor measurements only by looking at specs. The photograph here may provide you a better sense of the sensor sizing in the PEN-F and K-S2.

As you can plainly see, each of these cameras have the same resolution but different sensor measurements. The PEN-F features the tinier sensor which will make obtaining shallow DOF trickier. The fresher PEN-F should have an advantage in sensor tech.

Olympus PEN-F vs Pentax K-S2 sensor size comparison

Olympus PEN-F vs Pentax K-S2 Screen and ViewFinder

Olympus PEN-F vs Pentax K-S2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus PEN-F Portrait photography information
Pentax K-S2 Portrait photography information
75
has manual focus
good MP (20MP)
sensor size is nice (Four Thirds)
includes face detect focusing
exports RAW files
78
you can focus manually
decent sensor resolution (20MP)
decent sensor size (APS-C)
provides face detect focus
delivers RAW formats
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Street Comparison

Street photography with Olympus PEN-F
Street photography with Pentax K-S2
84
screen can move to multiple angles
built in image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
exports RAW files
features touch focus
good high ISO (25,600)
72
screen articulates
has image stabilization (Sensor based)
decent sensor size (APS-C)
delivers RAW formats
weather sealing
good high ISO (51,200)
more heavy than others in class (678g)
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Sports Comparison

Olympus PEN-F as a Sports photography camera
Pentax K-S2 as a Sports photography camera
67
high shutter speed (1/8,000s)
quiet shooting (1/16,000s)
built in image stabilization (Sensor based 5-axis)
good MP (20 megapixels)
sensor size is nice (Four Thirds)
includes tracking focus
terrible battery power (330 per charge)
does not have phase detect AF
70
great max shutter speed (1/6,000s)
has image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
decent sensor size (APS-C)
provides tracking focus
weather sealing
sensor has phase detect auto focus
max frames per second very slow (5.4 frames per second)
not so great battery life (410 CIPA)
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Travel Comparison

Olympus PEN-F Travel photography features
Pentax K-S2 Travel photography features
75
features touch focus
good MP (20MP)
selfie friendly screen
terrible battery power (330 CIPA)
65
weather sealing
decent sensor resolution (20MP)
flash built-in
selfie friendly display
not so great battery life (410 CIPA)
more heavy than others in class (678g)
Photography Glossary

Landscape Comparison

Landscape photography with Olympus PEN-F
Landscape photography with Pentax K-S2
76
has manual focus
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3")
built in image stabilization (Sensor based 5-axis)
good MP (20 megapixels)
sensor size is nice (Four Thirds)
good high ISO (25,600)
exports RAW files
terrible battery power (330 CIPA)
77
you can focus manually
swap lenses (Pentax KAF2 mount)
screen size is decent (3 inch)
has image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
decent sensor size (APS-C)
doesnt have low pass filter
good high ISO (51,200)
delivers RAW formats
weather sealing
not so great battery life (410 per charge)
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Vlogging Comparison

Olympus PEN-F Vlogging information
Pentax K-S2 Vlogging information
78
selfie friendly screen
touchscreen
built in image stabilization (Sensor based 5-axis)
includes face detect focusing
great video quality (1920 x 1080 resolution)
no microphone jack
71
selfie friendly display
has image stabilization (Sensor based)
provides face detect focus
high res video (1920 x 1080 resolution)
includes microphone jack
more heavy than others in class (678g)
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Olympus PEN-F vs Pentax K-S2 Specifications

Detailed spec comparison table for Olympus PEN-F and Pentax K-S2
 Olympus PEN-FPentax K-S2
General Information
Brand Olympus Pentax
Model type Olympus PEN-F Pentax K-S2
Class Advanced Mirrorless Entry-Level DSLR
Launched 2016-01-27 2015-02-10
Body design Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor Chip TruePic VII PRIME MII
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.5 x 15.6mm
Sensor surface area 224.9mm² 366.6mm²
Sensor resolution 20MP 20MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 5184 x 3888 5472 x 3648
Maximum native ISO 25600 51200
Min native ISO 200 100
RAW support
Min enhanced ISO 80 -
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 81 11
Lens
Lens mount type Micro Four Thirds Pentax KAF2
Total lenses 107 151
Crop factor 2.1 1.5
Screen
Range of screen Fully Articulated Fully Articulated
Screen size 3 inches 3 inches
Resolution of screen 1,037k dot 921k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dot -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.62x 0.64x
Features
Minimum shutter speed 60 seconds 30 seconds
Fastest shutter speed 1/8000 seconds 1/6000 seconds
Fastest silent shutter speed 1/16000 seconds -
Continuous shutter speed 10.0fps 5.4fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash 12.00 m (at ISO 100)
Flash options Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain) Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
Hot shoe
AE bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60p, 50p, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)
Maximum video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264, Motion JPEG MPEG-4, H.264
Microphone input
Headphone input
Connectivity
Wireless Built-In 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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 427 grams (0.94 lb) 678 grams (1.49 lb)
Physical dimensions 125 x 72 x 37mm (4.9" x 2.8" x 1.5") 123 x 91 x 73mm (4.8" x 3.6" x 2.9")
DXO scores
DXO Overall rating 74 not tested
DXO Color Depth rating 23.1 not tested
DXO Dynamic range rating 12.4 not tested
DXO Low light rating 894 not tested
Other
Battery life 330 shots 410 shots
Battery format Battery Pack Battery Pack
Battery ID BLN-1 D-LI109
Self timer Yes (2 or 12 seconds, custom) Yes (2 or 12 secs)
Time lapse shooting
Storage media SD/SDHC/SDXC SD/SDHC/SDXC
Storage slots Single Single
Cost at release $1,000 $581