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Olympus E-M10 III vs Pentax K-50

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Pentax K-50 front
Portability
63
Imaging
58
Features
65
Overall
60

Olympus E-M10 III vs Pentax K-50 Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Released August 2017
  • Replaced the Olympus E-M10 II
  • Refreshed by Olympus E-M10 IV
Pentax K-50
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51600
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 650g - 130 x 97 x 71mm
  • Introduced November 2013
  • Succeeded the Pentax K-30
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Olympus E-M10 III vs Pentax K-50 Overview

Let's look much closer at the Olympus E-M10 III versus Pentax K-50, former is a Entry-Level Mirrorless while the other is a Entry-Level DSLR by rivals Olympus and Pentax. The image resolution of the E-M10 III (16MP) and the K-50 (16MP) is fairly similar but the E-M10 III (Four Thirds) and K-50 (APS-C) posses different sensor sizing.

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The E-M10 III was released 3 years after the K-50 which is quite a sizable difference as far as technology is concerned. Both of the cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax K-50 being a Compact SLR camera.

Before going into a detailed comparison, here is a quick highlight of how the E-M10 III grades against the K-50 with respect to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 III over the Pentax K-50

 E-M10 III K-50 
IntroducedAugust 2017November 2013More modern by 46 months
Display typeTiltingFixed Tilting display
Display resolution1040k921kSharper display (+119k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax K-50 over the Olympus E-M10 III

 K-50 E-M10 III 

Common features in the Olympus E-M10 III and Pentax K-50

 E-M10 III K-50 
Manual focus Very accurate focusing
Display size3"3"Same display measurement
Selfie screen Missing selfie screen

Olympus E-M10 III vs Pentax K-50 Physical Comparison

In case you're looking to carry around your camera, you need to take into account its weight and proportions. The Olympus E-M10 III has got outer measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") along with a weight of 410 grams (0.90 lbs) whilst the Pentax K-50 has measurements of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") along with a weight of 650 grams (1.43 lbs).

Look at the Olympus E-M10 III versus Pentax K-50 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change dependant on the lens you are utilizing at that time. Underneath is a front view overall size comparison of the E-M10 III vs the K-50.

Olympus E-M10 III vs Pentax K-50 size comparison

Factoring in dimensions and weight, the portability grade of the E-M10 III and K-50 is 80 and 63 respectively.

Olympus E-M10 III vs Pentax K-50 top view buttons comparison

Olympus E-M10 III vs Pentax K-50 Sensor Comparison

More often than not, it's difficult to visualize the difference between sensor sizes merely by going over specs. The pic below may give you a clearer sense of the sensor measurements in the E-M10 III and K-50.

All in all, the 2 cameras come with the identical megapixels but different sensor sizes. The E-M10 III offers the tinier sensor which will make achieving shallower depth of field more challenging. The newer E-M10 III provides an advantage in sensor technology.

Olympus E-M10 III vs Pentax K-50 sensor size comparison

Olympus E-M10 III vs Pentax K-50 Screen and ViewFinder

Olympus E-M10 III vs Pentax K-50 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III Portrait photography information
Pentax K-50 Portrait photography information
73
focusing manually
decent sensor resolution (16 megapixels)
sensor size is good (Four Thirds)
has face detection autofocus
delivers RAW files
74
manual focus
megapixel count good (16MP)
sensor size is decent (APS-C)
provides face detection focus
saves RAW files
Photography Glossary

Street Comparison

Olympus E-M10 III Street photography advice
Pentax K-50 Street photography advice
77
tilting screen
built in image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
delivers RAW files
includes focus by touch
great ISO range (25,600)
more heavy than competitors in class (410g)
65
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
environment proof
good high ISO (51,600)
no moving screen
more heavy than competitors (650 grams)
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Sports Comparison

Olympus E-M10 III Sports photography features
Pentax K-50 Sports photography features
69
silent mode (1/16,000s)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
sensor size is good (Four Thirds)
has tracking autofocus
doesn't have phase detect autofocus
67
max shutter speed is good (1/6,000 seconds)
built in image stabilization (Sensor based)
megapixel count good (16 megapixels)
sensor size is decent (APS-C)
provides tracking autofocus
environment proof
supports phase detect auto focus
slow continuous shooting (6.0 frames per second)
not so great battery (410 shots)
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Travel Comparison

Olympus E-M10 III as a Travel photography camera
Pentax K-50 as a Travel photography camera
67
includes focus by touch
decent sensor resolution (16MP)
flash built-in
more heavy than competitors in class (410 grams)
does not have a selfie friendly screen
56
environment proof
megapixel count good (16 megapixels)
has built in flash
not so great battery (410 shots)
more heavy than competitors (650 grams)
display isn't selfie friendly
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Landscape Comparison

Olympus E-M10 III Landscape photography details
Pentax K-50 Landscape photography details
80
focusing manually
change lenses (Micro Four Thirds mount)
screen size is decent (3 inch)
built in image stabilization (Sensor based 5-axis)
decent sensor resolution (16 megapixels)
sensor size is good (Four Thirds)
great ISO range (25,600)
delivers RAW files
74
manual focus
switch lenses (Pentax KAF2 mount)
screen is a good size (3 inches)
built in image stabilization (Sensor based)
megapixel count good (16 megapixels)
sensor size is decent (APS-C)
good high ISO (51,600)
saves RAW files
environment proof
not so great battery (410 per charge)
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Vlogging Comparison

Olympus E-M10 III Vlogging highlights
Pentax K-50 Vlogging highlights
32
touchscreen
built in image stabilization (Sensor based 5-axis)
has face detection autofocus
good video quality (3840 x 2160 pxls)
does not have a selfie friendly screen
lack of external microphone support
more heavy than competitors in class (410g)
28
built in image stabilization (Sensor based)
provides face detection focus
great video quality (1920 x 1080 pixels)
display isn't selfie friendly
no external microphone jack
more heavy than competitors (650 grams)
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Olympus E-M10 III vs Pentax K-50 Specifications

Detailed spec comparison table for Olympus E-M10 III and Pentax K-50
 Olympus OM-D E-M10 Mark IIIPentax K-50
General Information
Brand Olympus Pentax
Model Olympus OM-D E-M10 Mark III Pentax K-50
Class Entry-Level Mirrorless Entry-Level DSLR
Released 2017-08-31 2013-11-27
Body design SLR-style mirrorless Compact SLR
Sensor Information
Chip TruePic VIII PRIME M
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.4 x 13mm 23.7 x 15.7mm
Sensor surface area 226.2mm² 372.1mm²
Sensor resolution 16 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 4:3 3:2
Full resolution 4608 x 3456 4928 x 3264
Max native ISO 25600 51600
Lowest native ISO 200 100
RAW data
Lowest boosted ISO 100 -
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 11
Cross focus points - 9
Lens
Lens mount Micro Four Thirds Pentax KAF2
Amount of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Display type Tilting Fixed Type
Display sizing 3" 3"
Resolution of display 1,040 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch friendly
Display tech - TFT LCD monitor with brightness/color adjustment and AR coating
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% 100%
Viewfinder magnification 0.62x 0.61x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/4000s 1/6000s
Maximum quiet shutter speed 1/16000s -
Continuous shooting speed 8.6 frames per sec 6.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range 5.80 m (at ISO 100) 12.00 m (at ISO 100)
Flash options Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/250s 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps)
Max video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Microphone input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410 gr (0.90 lb) 650 gr (1.43 lb)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 130 x 97 x 71mm (5.1" x 3.8" x 2.8")
DXO scores
DXO All around score not tested 79
DXO Color Depth score not tested 23.7
DXO Dynamic range score not tested 13.0
DXO Low light score not tested 1120
Other
Battery life 330 photographs 410 photographs
Battery format Battery Pack Battery Pack
Battery model BLS-50 D-LI109
Self timer Yes (2 or 12 secs, custom) Yes ( 2 or 12 seconds)
Time lapse recording
Storage media SD/SDHC/SDXC (UHS-I/II supported) SD/SDHC/SDXC
Storage slots 1 1
Retail cost $650 $610