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Olympus E-M1 III vs Samsung NX20

Portability
67
Imaging
62
Features
96
Overall
75
Olympus OM-D E-M1 Mark III front
 
Samsung NX20 front
Portability
83
Imaging
62
Features
73
Overall
66

Olympus E-M1 III vs Samsung NX20 Key Specs

Olympus E-M1 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 580g - 134 x 91 x 69mm
  • Announced February 2020
  • Previous Model is Olympus E-M1 II
Samsung NX20
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Samsung NX Mount
  • 341g - 122 x 90 x 40mm
  • Announced April 2012
  • Earlier Model is Samsung NX11
  • Successor is Samsung NX30
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Olympus E-M1 III vs Samsung NX20 Overview

Let's take a more detailed look at the Olympus E-M1 III and Samsung NX20, former being a Pro Mirrorless while the other is a Advanced Mirrorless by companies Olympus and Samsung. The image resolution of the E-M1 III (20MP) and the NX20 (20MP) is very comparable but the E-M1 III (Four Thirds) and NX20 (APS-C) boast different sensor measurements.

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The E-M1 III was unveiled 7 years later than the NX20 and that is a fairly big difference as far as camera technology is concerned. Each of the cameras feature the same body design (SLR-style mirrorless).

Before we go right into a more detailed comparison, here is a concise overview of how the E-M1 III matches up vs the NX20 in the way of portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M1 III over the Samsung NX20

 E-M1 III NX20 
AnnouncedFebruary 2020April 2012More recent by 96 months
Display resolution1037k614kSharper display (+423k dot)
Touch display Easily navigate

Reasons to pick Samsung NX20 over the Olympus E-M1 III

 NX20 E-M1 III 

Common features in the Olympus E-M1 III and Samsung NX20

 E-M1 III NX20 
Focus manually More exact focus
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display size3"3"Same display measurements
Selfie screen Both good for selfies

Olympus E-M1 III vs Samsung NX20 Physical Comparison

For anyone who is aiming to lug around your camera frequently, you need to think about its weight and measurements. The Olympus E-M1 III provides outside dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) while the Samsung NX20 has proportions of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") along with a weight of 341 grams (0.75 lbs).

See the Olympus E-M1 III and Samsung NX20 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will differ based on the lens you select at the time. Following is a front view measurement comparison of the E-M1 III versus the NX20.

Olympus E-M1 III vs Samsung NX20 size comparison

Using dimensions and weight, the portability rating of the E-M1 III and NX20 is 67 and 83 respectively.

Olympus E-M1 III vs Samsung NX20 top view buttons comparison

Olympus E-M1 III vs Samsung NX20 Sensor Comparison

Normally, it is difficult to picture the difference in sensor measurements purely by seeing specifications. The visual here will offer you a more clear sense of the sensor sizes in the E-M1 III and NX20.

To sum up, each of these cameras feature the identical megapixel count but different sensor measurements. The E-M1 III comes with the smaller sensor which will make obtaining bokeh harder. The fresher E-M1 III should have an edge with regard to sensor technology.

Olympus E-M1 III vs Samsung NX20 sensor size comparison

Olympus E-M1 III vs Samsung NX20 Screen and ViewFinder

Olympus E-M1 III vs Samsung NX20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 III as a Portrait photography camera
Samsung NX20 as a Portrait photography camera
77
you can focus manually
decent MP (20MP)
sensor size is decent (Four Thirds)
comes with face detection focus
saves RAW files
77
focusing manually
MP count good (20 megapixels)
sensor size is good (APS-C)
includes face detection focus
delivers RAW files
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Street Comparison

Olympus E-M1 III Street photography factors
Samsung NX20 Street photography factors
78
screen can move to multiple angles
built in image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
saves RAW files
supports touch focus
weather sealing
good ISO range (25,600)
77
screen articulates
sensor size is good (APS-C)
delivers RAW files
lighter than competition in class (341g)
does not have image stabilization
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Sports Comparison

Sports photography with Olympus E-M1 III
Sports photography with Samsung NX20
81
maximum shutter speed is high (1/8,000 seconds)
silent shooting (1/32,000 seconds)
high max frames per second (60.0 frames per second)
built in image stabilization (Sensor based 5-axis)
decent MP (20 megapixels)
sensor size is decent (Four Thirds)
comes with tracking autofocus
weather sealing
supports phase detect auto focus
61
max shutter speed is good (1/8,000s)
MP count good (20 megapixels)
sensor size is good (APS-C)
does not have image stabilization
doesn't have phase detect auto focus
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Travel Comparison

Olympus E-M1 III as a Travel photography camera
Samsung NX20 as a Travel photography camera
79
weather sealing
connects via bluetooth
supports touch focus
decent MP (20MP)
selfie friendly display
77
lighter than competition in class (341g)
MP count good (20MP)
flash built-in
screen is selfie friendly
lack of Time Lapse recording
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Landscape Comparison

Olympus E-M1 III Landscape photography features
Samsung NX20 Landscape photography features
81
you can focus manually
swap lenses (Micro Four Thirds mount)
pretty good screen size (3")
built in image stabilization (Sensor based 5-axis)
decent MP (20 megapixels)
sensor size is decent (Four Thirds)
does not have anti-alias filter
good ISO range (25,600)
saves RAW files
weather sealing
has dual storage slots
70
focusing manually
switch lenses (Samsung NX mount)
good sized screen (3")
MP count good (20 megapixels)
sensor size is good (APS-C)
delivers RAW files
does not have image stabilization
lack of Time Lapse recording
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Vlogging Comparison

Olympus E-M1 III as a Vlogging camera
Samsung NX20 as a Vlogging camera
79
selfie friendly display
built-in touchscreen
built in image stabilization (Sensor based 5-axis)
comes with face detection focus
high video quality (4096 x 2160 resolution)
comes with external mic jack
78
screen is selfie friendly
includes face detection focus
high quality video (1920 x 1080 resolution)
does have external mic jack
lighter than competition in class (341 grams)
does not have image stabilization
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Olympus E-M1 III vs Samsung NX20 Specifications

Detailed spec comparison table for Olympus E-M1 III and Samsung NX20
 Olympus OM-D E-M1 Mark IIISamsung NX20
General Information
Brand Olympus Samsung
Model Olympus OM-D E-M1 Mark III Samsung NX20
Category Pro Mirrorless Advanced Mirrorless
Announced 2020-02-11 2012-04-20
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by TruePic IX -
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.5 x 15.7mm
Sensor surface area 226.2mm² 369.0mm²
Sensor resolution 20 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 4:3 1:1, 3:2 and 16:9
Highest Possible resolution 5184 x 3888 5472 x 3648
Maximum native ISO 25600 12800
Min native ISO 200 100
RAW format
Min enhanced ISO 64 -
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 15
Cross focus points 121 -
Lens
Lens mount Micro Four Thirds Samsung NX
Number of lenses 107 32
Focal length multiplier 2.1 1.5
Screen
Range of display Fully Articulated Fully Articulated
Display size 3 inch 3 inch
Resolution of display 1,037 thousand dot 614 thousand dot
Selfie friendly
Liveview
Touch functionality
Display technology - Active Matrix OLED screen
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% 100%
Viewfinder magnification 0.74x 0.7x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/8000s 1/8000s
Fastest quiet shutter speed 1/32000s -
Continuous shutter speed 60.0 frames/s 8.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range no built-in flash 11.00 m
Flash settings Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual
Hot shoe
AEB
WB bracketing
Fastest flash sync 1/250s 1/180s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 50p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 25p, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p, MOV, H.264, Linear PCM 1920 x 1080 (30 fps), 1920 x 810 (24 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution 4096x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Mic input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 580g (1.28 pounds) 341g (0.75 pounds)
Physical dimensions 134 x 91 x 69mm (5.3" x 3.6" x 2.7") 122 x 90 x 40mm (4.8" x 3.5" x 1.6")
DXO scores
DXO Overall score not tested 75
DXO Color Depth score not tested 23.4
DXO Dynamic range score not tested 12.9
DXO Low light score not tested 785
Other
Battery life 420 images 360 images
Battery format Battery Pack Battery Pack
Battery model BLH-1 BP1130
Self timer Yes (2 or 12 secs, custom) Yes (2 sec to 30 sec)
Time lapse feature
Type of storage Dual SD/SDHC/SDXC slots (UHS-II on first slot) SD/SDHC/SDXC
Storage slots 2 One
Price at release $1,800 $1,100