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Olympus E-M5 III vs Pentax K-50

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Pentax K-50 front
Portability
63
Imaging
58
Features
65
Overall
60

Olympus E-M5 III vs Pentax K-50 Key Specs

Olympus E-M5 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Revealed October 2019
  • Older Model is Olympus E-M5 II
  • Replacement is OM System OM-5
Pentax K-50
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51600
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 650g - 130 x 97 x 71mm
  • Announced November 2013
  • Superseded the Pentax K-30
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Olympus E-M5 III vs Pentax K-50 Overview

Here, we are evaluating the Olympus E-M5 III and Pentax K-50, one being a Advanced Mirrorless and the other is a Entry-Level DSLR by rivals Olympus and Pentax. There is a significant difference among the resolutions of the E-M5 III (20MP) and K-50 (16MP) and the E-M5 III (Four Thirds) and K-50 (APS-C) boast different sensor dimensions.

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The E-M5 III was manufactured 5 years later than the K-50 and that is a fairly sizable gap as far as camera tech is concerned. Both of the cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax K-50 being a Compact SLR camera.

Before diving into a in depth comparison, here is a brief introduction of how the E-M5 III matches up against the K-50 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M5 III over the Pentax K-50

 E-M5 III K-50 
AnnouncedOctober 2019November 2013Fresher by 72 months
Display typeFully ArticulatedFixed Fully Articulating display
Display resolution1040k921kClearer display (+119k dot)
Selfie screen Take selfies
Touch friendly display Easily navigate

Reasons to pick Pentax K-50 over the Olympus E-M5 III

 K-50 E-M5 III 

Common features in the Olympus E-M5 III and Pentax K-50

 E-M5 III K-50 
Manual focus Very precise focusing
Display size3"3"Same display sizing

Olympus E-M5 III vs Pentax K-50 Physical Comparison

For those who are going to carry your camera often, you need to think about its weight and measurements. The Olympus E-M5 III features exterior dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") having a weight of 414 grams (0.91 lbs) and the Pentax K-50 has proportions of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 650 grams (1.43 lbs).

Examine the Olympus E-M5 III and Pentax K-50 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have chosen at that time. Following is a front view overall size comparison of the E-M5 III compared to the K-50.

Olympus E-M5 III vs Pentax K-50 size comparison

Taking into account size and weight, the portability rating of the E-M5 III and K-50 is 80 and 63 respectively.

Olympus E-M5 III vs Pentax K-50 top view buttons comparison

Olympus E-M5 III vs Pentax K-50 Sensor Comparison

Often, it is hard to visualize the difference in sensor sizing only by going through specs. The photograph underneath might provide you a greater sense of the sensor dimensions in the E-M5 III and K-50.

As you can plainly see, each of these cameras feature different megapixel count and different sensor sizing. The E-M5 III due to its smaller sensor is going to make shooting shallower DOF tougher and the Olympus E-M5 III will provide more detail due to its extra 4MP. Greater resolution will allow you to crop pics way more aggressively. The newer E-M5 III provides a benefit with regard to sensor innovation.

Olympus E-M5 III vs Pentax K-50 sensor size comparison

Olympus E-M5 III vs Pentax K-50 Screen and ViewFinder

Olympus E-M5 III vs Pentax K-50 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III as a Portrait photography camera
Pentax K-50 as a Portrait photography camera
77
focusing manually
good megapixels (20MP)
good sensor size (Four Thirds)
provides face detection focus
delivers RAW formats
74
you can focus manually
decent megapixels (16 megapixels)
nice sensor size (APS-C)
has face detection autofocus
delivers RAW formats
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Street Comparison

Olympus E-M5 III Street photography details
Pentax K-50 Street photography details
83
screen articulates
built in image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW formats
boasts touch focus
environment proof
above average high ISO (25,600)
65
built in image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW formats
environment proofing
above average high ISO (51,600)
no moving screen
more heavy than competition (650 grams)
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Sports Comparison

Olympus E-M5 III Sports photography info
Pentax K-50 Sports photography info
76
max shutter speed is good (1/8,000s)
quiet shooting (1/32,000s)
max frames per second high (30.0 frames per second)
built in image stabilization (Sensor based 5-axis)
good megapixels (20 megapixels)
good sensor size (Four Thirds)
provides tracking autofocus
environment proof
sensor has phase detect auto focus
not so great battery life (310 per charge)
67
great max shutter speed (1/6,000s)
built in image stabilization (Sensor based)
decent megapixels (16 megapixels)
nice sensor size (APS-C)
has tracking autofocus
environment proofing
comes with phase detect autofocus
max fps low (6.0 frames per second)
low battery life (410 shots)
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Travel Comparison

Olympus E-M5 III Travel photography highlights
Pentax K-50 Travel photography highlights
77
environment proof
supports bluetooth
boasts touch focus
good megapixels (20 megapixels)
screen is selfie friendly
not so great battery life (310 shots)
56
environment proofing
decent megapixels (16 megapixels)
has built in flash
low battery life (410 per charge)
more heavy than competition (650 grams)
does not posses selfie friendly screen
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Landscape Comparison

Landscape photography with Olympus E-M5 III
Landscape photography with Pentax K-50
77
focusing manually
interchangeable lenses (Micro Four Thirds mount)
pretty good screen size (3")
built in image stabilization (Sensor based 5-axis)
good megapixels (20MP)
good sensor size (Four Thirds)
above average high ISO (25,600)
delivers RAW formats
environment proof
not so great battery life (310 CIPA)
74
you can focus manually
change lenses (Pentax KAF2 mount)
pretty good screen size (3")
built in image stabilization (Sensor based)
decent megapixels (16 megapixels)
nice sensor size (APS-C)
above average high ISO (51,600)
delivers RAW formats
environment proofing
low battery life (410 shots)
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Vlogging Comparison

Olympus E-M5 III Vlogging features
Pentax K-50 Vlogging features
84
screen is selfie friendly
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
provides face detection focus
video resolution high (4096 x 2160 resolution)
includes external mic socket
28
built in image stabilization (Sensor based)
has face detection autofocus
video resolution high (1920 x 1080 pxls)
does not posses selfie friendly screen
lack of external microphone socket
more heavy than competition (650g)
Photography Glossary

Olympus E-M5 III vs Pentax K-50 Specifications

Detailed spec comparison table for Olympus E-M5 III and Pentax K-50
 Olympus OM-D E-M5 IIIPentax K-50
General Information
Brand Olympus Pentax
Model type Olympus OM-D E-M5 III Pentax K-50
Type Advanced Mirrorless Entry-Level DSLR
Revealed 2019-10-17 2013-11-27
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Chip TruePic VIII PRIME M
Sensor type MOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.4 x 13mm 23.7 x 15.7mm
Sensor area 226.2mm² 372.1mm²
Sensor resolution 20 megapixels 16 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Max resolution 5184 x 3888 4928 x 3264
Max native ISO 25600 51600
Minimum native ISO 200 100
RAW photos
Minimum enhanced ISO 64 -
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 121 11
Cross type focus points - 9
Lens
Lens support Micro Four Thirds Pentax KAF2
Amount of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Type of screen Fully Articulated Fixed Type
Screen sizing 3 inch 3 inch
Screen resolution 1,040k dots 921k dots
Selfie friendly
Liveview
Touch operation
Screen tech - TFT LCD monitor with brightness/color adjustment and AR coating
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.68x 0.61x
Features
Minimum shutter speed 60 secs 30 secs
Fastest shutter speed 1/8000 secs 1/6000 secs
Fastest silent shutter speed 1/32000 secs -
Continuous shutter rate 30.0 frames/s 6.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance no built-in flash 12.00 m (at ISO 100)
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless
Hot shoe
AEB
WB bracketing
Fastest flash synchronize 1/250 secs 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 4096 x 2160 @ 24p / 237 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 4096x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, H.264
Microphone port
Headphone port
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 414 grams (0.91 pounds) 650 grams (1.43 pounds)
Physical dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 130 x 97 x 71mm (5.1" x 3.8" x 2.8")
DXO scores
DXO Overall rating not tested 79
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 13.0
DXO Low light rating not tested 1120
Other
Battery life 310 images 410 images
Battery type Battery Pack Battery Pack
Battery ID BLN-1 D-LI109
Self timer Yes (2 or 10 secs, custom) Yes ( 2 or 12 seconds)
Time lapse recording
Storage type SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC
Card slots 1 1
Launch price $1,199 $610