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Olympus E-M10 III vs Pentax K-1 II

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Pentax K-1 Mark II front
Portability
55
Imaging
78
Features
82
Overall
79

Olympus E-M10 III vs Pentax K-1 II Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Revealed August 2017
  • Superseded the Olympus E-M10 II
  • Updated by Olympus E-M10 IV
Pentax K-1 II
(Full Review)
  • 36MP - Full frame Sensor
  • 3.2" Fully Articulated Screen
  • ISO 100 - 819200
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF4 Mount
  • 1010g - 137 x 110 x 86mm
  • Announced February 2018
  • Succeeded the Pentax K-1
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Olympus E-M10 III vs Pentax K-1 II Overview

Following is a comprehensive review of the Olympus E-M10 III and Pentax K-1 II, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by rivals Olympus and Pentax. There is a big difference among the sensor resolutions of the E-M10 III (16MP) and K-1 II (36MP) and the E-M10 III (Four Thirds) and K-1 II (Full frame) offer different sensor sizes.

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The E-M10 III was launched 5 months before the K-1 II and they are of a similar generation. Each of the cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax K-1 II being a Mid-size SLR camera.

Before getting straight to a full comparison, here is a concise view of how the E-M10 III matches up vs the K-1 II for portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 III over the Pentax K-1 II

 E-M10 III K-1 II 
Screen resolution1040k1037kSharper screen (+3k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-1 II over the Olympus E-M10 III

 K-1 II E-M10 III 
Screen typeFully ArticulatedTiltingFully Articulating screen
Screen size3.2"3"Bigger screen (+0.2")

Common features in the Olympus E-M10 III and Pentax K-1 II

 E-M10 III K-1 II 
AnnouncedAugust 2017February 2018Same generation
Manual focus Dial precise focusing
Selfie screen Neither features selfie screen

Olympus E-M10 III vs Pentax K-1 II Physical Comparison

When you are looking to carry around your camera frequently, you'll have to consider its weight and dimensions. The Olympus E-M10 III enjoys physical dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") with a weight of 410 grams (0.90 lbs) while the Pentax K-1 II has dimensions of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs).

Check out the Olympus E-M10 III and Pentax K-1 II in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen at the time. Here is a front view sizing comparison of the E-M10 III and the K-1 II.

Olympus E-M10 III vs Pentax K-1 II size comparison

Factoring in size and weight, the portability rating of the E-M10 III and K-1 II is 80 and 55 respectively.

Olympus E-M10 III vs Pentax K-1 II top view buttons comparison

Olympus E-M10 III vs Pentax K-1 II Sensor Comparison

Generally, it's tough to picture the gap in sensor sizes simply by viewing a spec sheet. The picture here will provide you a greater sense of the sensor dimensions in the E-M10 III and K-1 II.

As you can see, both the cameras feature different resolutions and different sensor sizes. The E-M10 III featuring a smaller sensor is going to make getting shallow DOF more difficult and the Pentax K-1 II will provide you with greater detail utilizing its extra 20MP. Higher resolution will help you crop photographs way more aggressively.

Olympus E-M10 III vs Pentax K-1 II sensor size comparison

Olympus E-M10 III vs Pentax K-1 II Screen and ViewFinder

Olympus E-M10 III vs Pentax K-1 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III Portrait photography highlights
Pentax K-1 II Portrait photography highlights
73
manual focus
decent sensor resolution (16 megapixels)
sensor size is decent (Four Thirds)
includes face detection focusing
supports RAW formats
86
manual focus
high megapixels (36 megapixels)
large sensor size (Full frame)
provides face detect focusing
exports RAW formats
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Street Comparison

Olympus E-M10 III Street photography info
Pentax K-1 II Street photography info
77
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
supports RAW formats
boasts touch to focus
great ISO range (25,600)
heavier than average in class (410 grams)
70
fully articulated screen
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
exports RAW formats
weather proofing
great ISO range (819,200)
heavier than competition (1,010 grams)
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Sports Comparison

Olympus E-M10 III Sports photography information
Pentax K-1 II Sports photography information
69
silent mode (1/16,000s)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (16MP)
sensor size is decent (Four Thirds)
includes tracking autofocus
doesn't have phase detect AF
77
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
high megapixels (36MP)
large sensor size (Full frame)
provides tracking focus
weather proofing
comes with phase detect AF
painfully slow continuous shooting (4.4 frames/s)
not so great battery power (670 shots)
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Travel Comparison

Travel photography with Olympus E-M10 III
Travel photography with Pentax K-1 II
67
boasts touch to focus
decent sensor resolution (16MP)
flash built-in
heavier than average in class (410g)
does not posses selfie friendly screen
53
weather proofing
high megapixels (36 megapixels)
not so great battery power (670 CIPA)
heavier than competition (1,010g)
doesn't offer selfie friendly screen
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Landscape Comparison

Olympus E-M10 III Landscape photography details
Pentax K-1 II Landscape photography details
80
manual focus
swap lenses (Micro Four Thirds mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
sensor size is decent (Four Thirds)
great ISO range (25,600)
supports RAW formats
82
manual focus
swap lenses (Pentax KAF4 mount)
screen size is decent (3.2")
built in image stabilization (Sensor based 5-axis)
high megapixels (36 megapixels)
large sensor size (Full frame)
no low pass filter
great ISO range (819,200)
exports RAW formats
weather proofing
2 card slots
not so great battery power (670 shots)
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Vlogging Comparison

Olympus E-M10 III Vlogging factors
Pentax K-1 II Vlogging factors
32
built-in touchscreen
built in image stabilization (Sensor based 5-axis)
includes face detection focusing
high quality video (3840 x 2160 pixels)
does not posses selfie friendly screen
no external mic support
heavier than average in class (410g)
32
built in image stabilization (Sensor based 5-axis)
provides face detect focusing
high quality video (1920 x 1080 resolution)
does have mic support
doesn't offer selfie friendly screen
heavier than competition (1,010 grams)
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Olympus E-M10 III vs Pentax K-1 II Specifications

Detailed spec comparison table for Olympus E-M10 III and Pentax K-1 II
 Olympus OM-D E-M10 Mark IIIPentax K-1 Mark II
General Information
Company Olympus Pentax
Model type Olympus OM-D E-M10 Mark III Pentax K-1 Mark II
Class Entry-Level Mirrorless Advanced DSLR
Revealed 2017-08-31 2018-02-22
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Processor TruePic VIII PRIME IV
Sensor type CMOS CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.4 x 13mm 35.9 x 24mm
Sensor surface area 226.2mm² 861.6mm²
Sensor resolution 16MP 36MP
Anti alias filter
Aspect ratio 4:3 3:2
Highest resolution 4608 x 3456 7360 x 4912
Highest native ISO 25600 819200
Min native ISO 200 100
RAW images
Min boosted ISO 100 -
Autofocusing
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 121 33
Cross type focus points - 25
Lens
Lens support Micro Four Thirds Pentax KAF4
Available lenses 107 151
Crop factor 2.1 1
Screen
Screen type Tilting Fully Articulated
Screen size 3 inch 3.2 inch
Screen resolution 1,040k dots 1,037k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.62x 0.7x
Features
Lowest shutter speed 60 seconds 30 seconds
Highest shutter speed 1/4000 seconds 1/8000 seconds
Highest silent shutter speed 1/16000 seconds -
Continuous shooting rate 8.6fps 4.4fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance 5.80 m (at ISO 100) no built-in flash
Flash modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
External flash
AE bracketing
WB bracketing
Highest flash synchronize 1/250 seconds 1/200 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p)
Highest video resolution 3840x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, H.264
Mic support
Headphone support
Connectivity
Wireless Built-In Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Built-in
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 410g (0.90 lbs) 1010g (2.23 lbs)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 137 x 110 x 86mm (5.4" x 4.3" x 3.4")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 330 shots 670 shots
Type of battery Battery Pack Battery Pack
Battery ID BLS-50 D-LI90
Self timer Yes (2 or 12 secs, custom) Yes (2 or 12 sec, custom)
Time lapse feature
Type of storage SD/SDHC/SDXC (UHS-I/II supported) Dual SD/SDHC/SDXC (UHS-I)
Card slots Single Two
Price at launch $650 $1,737