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OM System OM-1 vs Samsung NX20

Portability
65
Imaging
63
Features
96
Overall
76
OM System OM-1 front
 
Samsung NX20 front
Portability
83
Imaging
61
Features
73
Overall
65

OM System OM-1 vs Samsung NX20 Key Specs

OM System OM-1
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3.00" Fully Articulated Screen
  • ISO 200 - 25600 (Push to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 599g - 135 x 92 x 73mm
  • Revealed February 2022
Samsung NX20
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Samsung NX Mount
  • 341g - 122 x 90 x 40mm
  • Revealed April 2012
  • Previous Model is Samsung NX11
  • Later Model is Samsung NX30
Photography Glossary

OM System OM-1 vs Samsung NX20 Overview

In this write-up, we are reviewing the OM System OM-1 and Samsung NX20, one is a Pro Mirrorless and the other is a Advanced Mirrorless by companies Olympus and Samsung. The resolution of the OM System OM-1 (20MP) and the NX20 (20MP) is fairly similar but the OM System OM-1 (Four Thirds) and NX20 (APS-C) feature totally different sensor dimensions.

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The OM System OM-1 was brought out 9 years after the NX20 which is quite a serious gap as far as technology is concerned. Each of these cameras offer the identical body type (SLR-style mirrorless).

Before we go through a full comparison, below is a brief highlight of how the OM System OM-1 grades against the NX20 in the way of portability, imaging, features and an overall mark.

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Reasons to pick OM System OM-1 over the Samsung NX20

 OM System OM-1 NX20 
RevealedFebruary 2022April 2012Newer by 120 months
Display resolution1620k614kSharper display (+1006k dot)
Touch display Easily navigate

Reasons to pick Samsung NX20 over the OM System OM-1

 NX20 OM System OM-1 

Common features in the OM System OM-1 and Samsung NX20

 OM System OM-1 NX20 
Focus manually More accurate focusing
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display sizing3.00"3"Equivalent display sizing
Selfie screen Both are selfie friendly

OM System OM-1 vs Samsung NX20 Physical Comparison

If you are intending to travel with your camera frequently, you'll need to factor in its weight and dimensions. The OM System OM-1 has got outer measurements of 135mm x 92mm x 73mm (5.3" x 3.6" x 2.9") and a weight of 599 grams (1.32 lbs) while the Samsung NX20 has dimensions of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") and a weight of 341 grams (0.75 lbs).

Take a look at the OM System OM-1 and Samsung NX20 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising at the time. The following is the front view measurement comparison of the OM System OM-1 compared to the NX20.

OM System OM-1 vs Samsung NX20 size comparison

Taking into consideration dimensions and weight, the portability score of the OM System OM-1 and NX20 is 65 and 83 respectively.

OM System OM-1 vs Samsung NX20 top view buttons comparison

OM System OM-1 vs Samsung NX20 Sensor Comparison

More often than not, it is very tough to visualise the gap between sensor dimensions simply by reviewing technical specs. The picture below may give you a greater sense of the sensor sizing in the OM System OM-1 and NX20.

As you have seen, both of those cameras offer the same exact megapixels but not the same sensor dimensions. The OM System OM-1 has the tinier sensor which is going to make obtaining shallow depth of field trickier. The fresher OM System OM-1 is going to have an advantage when it comes to sensor innovation.

OM System OM-1 vs Samsung NX20 sensor size comparison

OM System OM-1 vs Samsung NX20 Screen and ViewFinder

OM System OM-1 vs Samsung NX20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

OM System OM-1 Portrait photography information
Samsung NX20 Portrait photography information
77
you can focus manually
megapixel count decent (20MP)
sensor size is nice (Four Thirds)
offers face detect focusing
delivers RAW formats
76
has manual focus
sensor resolution is decent (20MP)
sensor size is nice (APS-C)
provides face detection focus
supports RAW files
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Street Comparison

Street photography with OM System OM-1
Street photography with Samsung NX20
77
screen can move to multiple angles
image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
delivers RAW formats
boasts focus via touch
environment proof
great high ISO (25,600)
77
screen articulates fully
sensor size is nice (APS-C)
supports RAW files
lighter than competition (341g)
no image stabilization
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Sports Comparison

OM System OM-1 Sports photography features
Samsung NX20 Sports photography features
81
max shutter speed is good (1/8,000 seconds)
silent mode (1/32,000 seconds)
image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
sensor size is nice (Four Thirds)
offers tracking focus
environment proof
great battery life (520 shots)
sensor has phase detect AF
60
great max shutter speed (1/8,000s)
sensor resolution is decent (20 megapixels)
sensor size is nice (APS-C)
no image stabilization
does not have phase detect auto focus
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Travel Comparison

OM System OM-1 Travel photography information
Samsung NX20 Travel photography information
78
great battery life (520 per charge)
environment proof
supports bluetooth
boasts focus via touch
megapixel count decent (20MP)
selfie friendly display
77
lighter than competition (341 grams)
sensor resolution is decent (20MP)
built-in flash
display is selfie friendly
no Time Lapse mode
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Landscape Comparison

OM System OM-1 Landscape photography factors
Samsung NX20 Landscape photography factors
81
you can focus manually
swap lenses (Micro Four Thirds mount)
nice screen size (3.00 inch)
image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
sensor size is nice (Four Thirds)
does not have anti-alias filter
great high ISO (25,600)
delivers RAW formats
environment proof
great battery life (520 shots)
2 card slots
70
has manual focus
change lenses (Samsung NX mount)
decent sized screen (3")
sensor resolution is decent (20 megapixels)
sensor size is nice (APS-C)
supports RAW files
no image stabilization
no Time Lapse mode
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Vlogging Comparison

OM System OM-1 as a Vlogging camera
Samsung NX20 as a Vlogging camera
78
selfie friendly display
built-in touchscreen
image stabilization (Sensor based 5-axis)
offers face detect focusing
high quality video (4096 x 2160 pixels)
includes microphone support
78
display is selfie friendly
provides face detection focus
high quality video (1920 x 1080 resolution)
includes external mic support
lighter than competition (341g)
no image stabilization
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OM System OM-1 vs Samsung NX20 Specifications

Detailed spec comparison table for OM System OM-1 and Samsung NX20
 OM System OM-1Samsung NX20
General Information
Make Olympus Samsung
Model OM System OM-1 Samsung NX20
Class Pro Mirrorless Advanced Mirrorless
Revealed 2022-02-15 2012-04-20
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Sensor type Stacked BSI Live MOS Sensor CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.5 x 15.7mm
Sensor area 226.2mm² 369.0mm²
Sensor resolution 20 megapixels 20 megapixels
Anti aliasing filter
Aspect ratio 4:3 1:1, 3:2 and 16:9
Max resolution 5184 x 3888 5472 x 3648
Max native ISO 25600 12800
Max enhanced ISO 102400 -
Minimum native ISO 200 100
RAW data
Minimum enhanced ISO 80 -
Autofocusing
Manual focus
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 1053 15
Cross focus points 1053 -
Lens
Lens mount Micro Four Thirds Samsung NX
Number of lenses 118 32
Focal length multiplier 2.1 1.5
Screen
Screen type Fully Articulated Fully Articulated
Screen size 3.00" 3"
Resolution of screen 1,620k dots 614k dots
Selfie friendly
Liveview
Touch display
Screen technology - Active Matrix OLED screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 5,760k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.83x 0.7x
Features
Min shutter speed 60 secs 30 secs
Max shutter speed 1/8000 secs 1/8000 secs
Max silent shutter speed 1/32000 secs -
Continuous shutter rate 10.0 frames per sec 8.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in 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
External flash
AEB
WB bracketing
Max 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
Video resolutions - 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)
Max video resolution 4096x2160 1920x1080
Video data format MPEG-4, H.264, H.265, HEVC MPEG-4, H.264
Mic support
Headphone support
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 599g (1.32 pounds) 341g (0.75 pounds)
Dimensions 135 x 92 x 73mm (5.3" x 3.6" x 2.9") 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 520 images 360 images
Type of battery Battery Pack Battery Pack
Battery model BLX-1 BP1130
Self timer Yes (2 or 12 secs, custom) Yes (2 sec to 30 sec)
Time lapse recording
Type of storage Dual SD/SDHC/SDXC slots (UHS-II on first slot) SD/SDHC/SDXC
Card slots 2 1
Launch pricing $2,199 $1,100