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Olympus E-M10 II vs Pentax K-S2

Portability
82
Imaging
54
Features
77
Overall
63
Olympus OM-D E-M10 II front
 
Pentax K-S2 front
Portability
64
Imaging
64
Features
82
Overall
71

Olympus E-M10 II vs Pentax K-S2 Key Specs

Olympus E-M10 II
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 390g - 120 x 83 x 47mm
  • Released August 2015
  • Earlier Model is Olympus E-M10
  • Newer Model is Olympus E-M10 III
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 Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 678g - 123 x 91 x 73mm
  • Revealed February 2015
  • Replaced the Pentax K-S1
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Olympus E-M10 II vs Pentax K-S2 Overview

On this page, we will be matching up the Olympus E-M10 II vs Pentax K-S2, former is a Entry-Level Mirrorless while the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. The sensor resolution of the E-M10 II (16MP) and the K-S2 (20MP) is pretty close but the E-M10 II (Four Thirds) and K-S2 (APS-C) provide different sensor size.

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The E-M10 II was launched 7 months after the K-S2 so they are of a similar age. Both of these cameras have different body design with the Olympus E-M10 II being a SLR-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before going right into a full comparison, here is a short view of how the E-M10 II matches up against the K-S2 in terms of portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 II over the Pentax K-S2

 E-M10 II K-S2 
RevealedAugust 2015February 2015More modern by 7 months
Screen resolution1040k921kClearer screen (+119k dot)
Touch screen Quickly navigate

Reasons to pick Pentax K-S2 over the Olympus E-M10 II

 K-S2 E-M10 II 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Common features in the Olympus E-M10 II and Pentax K-S2

 E-M10 II K-S2 
Manual focus Dial accurate focusing
Screen dimensions3"3"Equal screen size

Olympus E-M10 II vs Pentax K-S2 Physical Comparison

In case you're aiming to carry around your camera, you have to factor in its weight and size. The Olympus E-M10 II offers outer measurements of 120mm x 83mm x 47mm (4.7" x 3.3" x 1.9") accompanied by a weight of 390 grams (0.86 lbs) and the Pentax K-S2 has specifications of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") with a weight of 678 grams (1.49 lbs).

Look at the Olympus E-M10 II vs Pentax K-S2 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change depending on the lens you are utilizing during that time. Here is a front view dimensions comparison of the E-M10 II against the K-S2.

Olympus E-M10 II vs Pentax K-S2 size comparison

Factoring in dimensions and weight, the portability score of the E-M10 II and K-S2 is 82 and 64 respectively.

Olympus E-M10 II vs Pentax K-S2 top view buttons comparison

Olympus E-M10 II vs Pentax K-S2 Sensor Comparison

Sometimes, its tough to imagine the contrast in sensor sizes just by viewing technical specs. The pic here should offer you a more clear sense of the sensor measurements in the E-M10 II and K-S2.

As you can tell, both cameras have different resolutions and different sensor sizes. The E-M10 II featuring a smaller sensor is going to make achieving shallower depth of field tougher and the Pentax K-S2 will render extra detail utilizing its extra 4MP. Higher resolution can also enable you to crop photographs a bit more aggressively. The fresher E-M10 II provides a benefit in sensor innovation.

Olympus E-M10 II vs Pentax K-S2 sensor size comparison

Olympus E-M10 II vs Pentax K-S2 Screen and ViewFinder

Olympus E-M10 II vs Pentax K-S2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 II Portrait photography features
Pentax K-S2 Portrait photography features
72
has manual focus
decent megapixels (16MP)
decent sensor size (Four Thirds)
features face detection focusing
exports RAW files
78
focusing manually
decent sensor resolution (20 megapixels)
sensor size is decent (APS-C)
provides face detect focusing
supports RAW formats
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Street Comparison

Olympus E-M10 II Street photography highlights
Pentax K-S2 Street photography highlights
83
screen tilts
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
exports RAW files
supports focus via touch
very good high ISO (25,600)
72
fully articulated screen
image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW formats
weather proofing
great high ISO (51,200)
more heavy than average in class (678g)
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Sports Comparison

Olympus E-M10 II Sports photography features
Pentax K-S2 Sports photography features
67
has image stabilization (Sensor based 5-axis)
decent megapixels (16 megapixels)
decent sensor size (Four Thirds)
features tracking autofocus
doesn't have phase detect AF
70
maximum shutter speed is high (1/6,000 seconds)
image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
sensor size is decent (APS-C)
provides tracking focus
weather proofing
supports phase detect AF
max frames per second low (5.4 fps)
low battery pack (410 per charge)
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Travel Comparison

Olympus E-M10 II Travel photography information
Pentax K-S2 Travel photography information
73
supports focus via touch
decent megapixels (16 megapixels)
has built in flash
screen isn't selfie friendly
65
weather proofing
decent sensor resolution (20MP)
has built in flash
selfie friendly screen
low battery pack (410 per charge)
more heavy than average in class (678 grams)
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Landscape Comparison

Olympus E-M10 II Landscape photography advice
Pentax K-S2 Landscape photography advice
79
has manual focus
change lenses (Micro Four Thirds mount)
screen size is good (3 inches)
has image stabilization (Sensor based 5-axis)
decent megapixels (16 megapixels)
decent sensor size (Four Thirds)
very good high ISO (25,600)
exports RAW files
77
focusing manually
swap lenses (Pentax KAF2 mount)
screen is a decent size (3 inch)
image stabilization (Sensor based)
decent sensor resolution (20MP)
sensor size is decent (APS-C)
no anti aliasing filter
great high ISO (51,200)
supports RAW formats
weather proofing
low battery pack (410 per charge)
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Vlogging Comparison

Olympus E-M10 II Vlogging factors
Pentax K-S2 Vlogging factors
35
screen is touchscreen
has image stabilization (Sensor based 5-axis)
features face detection focusing
high video quality (1920 x 1080 resolution)
screen isn't selfie friendly
does not have external microphone port
71
selfie friendly screen
image stabilization (Sensor based)
provides face detect focusing
video res high (1920 x 1080 pixels)
comes with microphone support
more heavy than average in class (678 grams)
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Olympus E-M10 II vs Pentax K-S2 Specifications

Detailed spec comparison table for Olympus E-M10 II and Pentax K-S2
 Olympus OM-D E-M10 IIPentax K-S2
General Information
Manufacturer Olympus Pentax
Model type Olympus OM-D E-M10 II Pentax K-S2
Type Entry-Level Mirrorless Entry-Level DSLR
Released 2015-08-25 2015-02-10
Physical type SLR-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 area 224.9mm² 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 4608 x 3456 5472 x 3648
Maximum native ISO 25600 51200
Min native ISO 200 100
RAW data
Min enhanced ISO 100 -
Autofocusing
Manual focusing
AF touch
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
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
Type of screen Tilting Fully Articulated
Screen sizing 3 inches 3 inches
Screen resolution 1,040k dots 921k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.62x 0.64x
Features
Min shutter speed 60s 30s
Max shutter speed 1/4000s 1/6000s
Continuous shutter rate 8.0 frames/s 5.4 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance 5.80 m (ISO 100) 12.00 m (at ISO 100)
Flash modes Auto, redeye reduction, fill flash, flash off, 1st-curtain slow sync w/redeye, 1st-curtain slow sync, 2nd-curtain slow sync, manual Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (60p/30p/24p), 1280 x 720 (60p/30p/24p), 640 x 480 (30 fps) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)
Maximum video resolution 1920x1080 1920x1080
Video data format H.264, Motion JPEG MPEG-4, H.264
Microphone support
Headphone support
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 390g (0.86 lb) 678g (1.49 lb)
Physical dimensions 120 x 83 x 47mm (4.7" x 3.3" x 1.9") 123 x 91 x 73mm (4.8" x 3.6" x 2.9")
DXO scores
DXO Overall rating 73 not tested
DXO Color Depth rating 23.1 not tested
DXO Dynamic range rating 12.5 not tested
DXO Low light rating 842 not tested
Other
Battery life 320 shots 410 shots
Battery style Battery Pack Battery Pack
Battery ID BLS-50 D-LI109
Self timer Yes (12 sec., 2 sec, custom) Yes (2 or 12 secs)
Time lapse feature
Storage type SD/SDHC/SDXC SD/SDHC/SDXC
Card slots Single Single
Launch price $499 $581