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Samsung NX20 vs Sony A7S III

Portability
83 Imaging
62 Features
73 Overall
66
Samsung NX20 front
 
Sony Alpha A7S III front
Portability
61 Imaging
65 Features
92 Overall
75

Samsung NX20 vs Sony A7S III Key Specs

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
  • Introduced April 2012
  • Succeeded the Samsung NX11
  • Successor is Samsung NX30
Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 80 - 102400 (Raise to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Released July 2020
  • Succeeded the Sony A7S II
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Samsung NX20 vs Sony A7S III Overview

On this page, we will be evaluating the Samsung NX20 versus Sony A7S III, former is a Advanced Mirrorless while the latter is a Pro Mirrorless by competitors Samsung and Sony. There is a sizable difference between the resolutions of the NX20 (20MP) and A7S III (12MP) and the NX20 (APS-C) and A7S III (Full frame) provide totally different sensor sizes.

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The NX20 was brought out 9 years before the A7S III which is quite a significant difference as far as tech is concerned. Both of the cameras have the same body design (SLR-style mirrorless).

Before going into a thorough comparison, here is a brief synopsis of how the NX20 matches up versus the A7S III when considering portability, imaging, features and an overall score.

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Reasons to pick Samsung NX20 over the Sony A7S III

		

		

			
 NX20 A7S III 
		

	

	
	

		

		
Reasons to pick Sony A7S III over the Samsung NX20

		

		

			
 A7S III NX20 
ReleasedJuly 2020April 2012More modern by 100 months
Screen resolution1440k614kCrisper screen (+826k dot)
Touch screen  Quickly navigate
		

	

	
	

		

		
Common features in the Samsung NX20 and Sony A7S III

		

		

			
 NX20 A7S III 
Focus manually  Very accurate focusing
Screen typeFully ArticulatedFully articulatedFully Articulated screen
Screen dimensions3"3"Equal screen dimensions
Selfie screen  Both good for selfies
		

	

	

	
	
	
	

	

		

		
Samsung NX20 vs Sony A7S III Physical Comparison

		

		

			
If you are aiming to carry around your camera, you'll have to take into account its weight and measurements. The Samsung NX20 has got outer dimensions of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") accompanied by a weight of 341 grams (0.75 lbs) while the Sony A7S III has proportions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") along with a weight of 699 grams (1.54 lbs).
Contrast the Samsung NX20 versus Sony A7S III in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses
Take into account, the weight of an ILC will change based on the lens you are employing at that moment. Here is a front view sizing comparison of the NX20 compared to the A7S III.
Samsung NX20 vs Sony A7S III size comparison
Taking into account size and weight, the portability grade of the NX20 and A7S III is 83 and 61 respectively.
Samsung NX20 vs Sony A7S III top view buttons comparison		

	

	
	

		

		
Samsung NX20 vs Sony A7S III Sensor Comparison

		

		

			
Oftentimes, its tough to see the difference between sensor sizes simply by reading technical specs. The picture below may give you a better sense of the sensor dimensions in the NX20 and A7S III.
As you have seen, the two cameras have different resolutions and different sensor sizes. The NX20 featuring a tinier sensor will make shooting bokeh more challenging and the Samsung NX20 will offer you extra detail having its extra 8MP. Higher resolution will let you crop photographs a bit more aggressively. The more aged NX20 is going to be behind in sensor tech.
	
			Samsung NX20 vs Sony A7S III sensor size comparison			
		

	

	
	

		

		
Samsung NX20 vs Sony A7S III Screen and ViewFinder

		

		

					

		Samsung NX20 vs Sony A7S III Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
Samsung NX20 Portrait photography information
Sony A7S III Portrait photography information
77
 manual focus
 decent sensor resolution (20MP)
 decent sensor size (APS-C)
 provides face detect focusing
 delivers RAW files
71
 manual focus
 large sensor size (Full frame)
 includes face detect focusing
 exports RAW formats
 megapixel count low (12 megapixels)
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Street Comparison
Samsung NX20 Street photography details
Sony A7S III Street photography details
77
 fully articulated screen
 decent sensor size (APS-C)
 delivers RAW files
 lighter than average in class (341g)
 lack of image stabilization
76
 image stabilization (Sensor based 5-axis)
 large sensor size (Full frame)
 exports RAW formats
 supports focus by touch
 weather proof
 very good ISO range (102,400)
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Sports Comparison
Sports photography with Samsung NX20
Sports photography with Sony A7S III
61
 great max shutter speed (1/8,000 seconds)
 decent sensor resolution (20MP)
 decent sensor size (APS-C)
 lack of image stabilization
 doesn't have phase detect AF
76
 max shutter speed is good (1/8,000 seconds)
 image stabilization (Sensor based 5-axis)
 large sensor size (Full frame)
 includes tracking focus
 weather proof
 great battery power (600 CIPA)
 supports phase detect AF
 megapixel count low (12MP)
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Travel Comparison
Travel photography with Samsung NX20
Travel photography with Sony A7S III
77
 lighter than average in class (341 grams)
 decent sensor resolution (20 megapixels)
 has built in flash
 selfie friendly screen
 doesn't have Timelapse function
70
 great battery power (600 shots)
 weather proof
 has bluetooth
 supports focus by touch
 display is selfie friendly
 megapixel count low (12MP)
Photography Glossary
Landscape Comparison
Landscape photography with Samsung NX20
Landscape photography with Sony A7S III
70
 manual focus
 swap lenses (Samsung NX mount)
 screen size is decent (3")
 decent sensor resolution (20 megapixels)
 decent sensor size (APS-C)
 delivers RAW files
 lack of image stabilization
 doesn't have Timelapse function
77
 manual focus
 interchangeable lenses (Sony E mount)
 screen is a good size (3")
 image stabilization (Sensor based 5-axis)
 large sensor size (Full frame)
 very good ISO range (102,400)
 exports RAW formats
 weather proof
 great battery power (600 per charge)
 has double storage slots
 megapixel count low (12 megapixels)
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Vlogging Comparison
Samsung NX20 Vlogging advice
Sony A7S III Vlogging advice
78
 selfie friendly screen
 provides face detect focusing
 video res high (1920 x 1080 pixels)
 does have microphone jack
 lighter than average in class (341g)
 lack of image stabilization
77
 display is selfie friendly
 touch screen
 image stabilization (Sensor based 5-axis)
 includes face detect focusing
 high quality video (3840 x 2160 pixels)
 comes with mic port
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Samsung NX20 vs Sony A7S III Specifications

		

		

					

		
		

			Detailed spec comparison table for Samsung NX20 and Sony A7S III
 Samsung NX20Sony Alpha A7S III
General Information
Brand Name Samsung Sony
Model type Samsung NX20 Sony Alpha A7S III
Type Advanced Mirrorless Pro Mirrorless
Introduced 2012-04-20 2020-07-21
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor - Bionz XR
Sensor type CMOS BSI-CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.5 x 15.7mm 35.6 x 23.8mm
Sensor surface area 369.0mm² 847.3mm²
Sensor resolution 20 megapixels 12 megapixels
Anti alias filter    
Aspect ratio 1:1, 3:2 and  16:9 3:2 and  16:9
Highest resolution 5472 x 3648 4240 x 2832
Highest native ISO 12800 102400
Highest boosted ISO - 409600
Lowest native ISO 100 80
RAW photos    
Lowest boosted ISO - 50
Autofocusing
Manual focusing    
Touch focus    
Continuous autofocus    
Autofocus single    
Autofocus tracking    
Autofocus selectice    
Autofocus center weighted    
Autofocus multi area    
Live view autofocus    
Face detect focus    
Contract detect focus    
Phase detect focus    
Total focus points 15 759
Lens
Lens mount type Samsung NX Sony E
Available lenses 32 121
Crop factor 1.5 1
Screen
Display type Fully Articulated Fully articulated
Display size 3 inch 3 inch
Resolution of display 614 thousand dot 1,440 thousand dot
Selfie friendly    
Liveview    
Touch function    
Display technology Active Matrix OLED screen -
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution - 9,440 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.7x 0.91x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/8000 seconds 1/8000 seconds
Continuous shooting speed 8.0 frames/s 10.0 frames/s
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation Yes Yes
Custom white balance    
Image stabilization    
Integrated flash    
Flash distance 11.00 m no built-in flash
Flash settings Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual no built-in flash
External flash    
Auto exposure bracketing    
White balance bracketing    
Highest flash sync 1/180 seconds -
Exposure
Multisegment    
Average    
Spot    
Partial    
AF area    
Center weighted    
Video features
Supported 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) 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution 1920x1080 3840x2160
Video file format MPEG-4, H.264 MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Mic jack    
Headphone jack    
Connectivity
Wireless Built-In Built-In
Bluetooth    
NFC    
HDMI    
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS Optional None
Physical
Environment seal    
Water proofing    
Dust proofing    
Shock proofing    
Crush proofing    
Freeze proofing    
Weight 341g (0.75 pounds) 699g (1.54 pounds)
Physical dimensions 122 x 90 x 40mm (4.8" x 3.5" x 1.6") 129 x 97 x 81mm (5.1" x 3.8" x 3.2")
DXO scores
DXO All around rating 75 85
DXO Color Depth rating 23.4 23.6
DXO Dynamic range rating 12.9 13.3
DXO Low light rating 785 2993
Other
Battery life 360 photos 600 photos
Battery form Battery Pack Battery Pack
Battery ID BP1130 NP-FZ100
Self timer Yes (2 sec to 30 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse recording   With downloadable app
Storage media SD/SDHC/SDXC Dual SD/CFexpress Type A slots
Storage slots 1 Two
Retail pricing $1,100 $3,499