Comparison between Samsung U28R55 vs Samsung S27A600U

General Info
Model Number	Samsung U28R55	Samsung S27A600U

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2021
Brand	Samsung	Samsung
Model Series	UR55	S60UA
Model Number	U28R55	S27A600U
Alias	U28R550 U28R55U0	LS27A600U
Display
Screen Size Class	28" (inches)	27" (inches)
Diagonal Size	28 in 71.1 cm 711.2 mm 2.33 ft	26.99 in 68.6 cm 685.655 mm 2.25 ft
Screen Width	24.45 in 62.1 cm 620.928 mm 2.04 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.44 in 34.1 cm 341.28 mm 1.12 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Type	IPS	IPS
Display Bit Depth	10 bits	10 bits (8 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	2560 x 1440
Screen Pixel Pitch	0.16 mm	0.233 mm
Screen Pixel Density	157 ppi	109 ppi
Screen-to-Body Ratio	88.7 %	88.38 %
Backlight Source	W-LED	W-LED
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
HDR	HDR10	HDR10
3D	No	No
Size, weight, color
Case Depth	2.52 in 6.4 cm 64 mm 0.21 ft	1.68 in 4.3 cm 42.7 mm 0.14 ft
Case Weight	5 kg 11 lbs	4.7 kg 10 lbs
Case Width with Stand	25.15 in 63.9 cm 638.8 mm 2.1 ft	24.23 in 61.6 cm 615.5 mm 2.02 ft
Case Height with Stand	18.87 in 47.9 cm 479.3 mm 1.57 ft	17 in 43.2 cm 431.9 mm 1.42 ft
Case Depth with Stand	9.86 in 25.1 cm 250.5 mm 0.82 ft	7.73 in 19.6 cm 196.4 mm 0.64 ft
Case Weight with Stand	5.8 kg 13 lbs	6.7 kg 15 lbs
Case Color	Dark Blue Gray	Black
Hardware
Built-in Camera	No	No
Network		LAN
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2	1 x Ethernet RJ45 1 x HDMI 1.4 1 x DisplayPort 1.2 (in) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (out) 3 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-C; upstream; 90W; DP Alt Mode)
Audio
Audio Speakers	2 x 4W
Features
Cool Features	Samsung MagicUpscale Eco Saving Plus Off Timer Plus Flicker Free Picture-by-Picture Picture-in-Picture Eye Saver Mode AMD Radeon FreeSync Technology Image Size Samsung MagicBright Easy Setting Box	Eco Light Sensor Eco Saving Plus Picture-by-Picture Flicker-free technology Low Blue Light Game Mode Eye Saver Mode Adaptive Picture Off Timer Plus AMD FreeSync technology Picture-in-Picture
Ergonomics
Case Width	25.15 in 63.9 cm 638.8 mm 2.1 ft	24.23 in 61.6 cm 615.5 mm 2.02 ft
Case Height	14.72 in 37.4 cm 374 mm 1.23 ft	14.5 in 36.8 cm 368.2 mm 1.21 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		120 mm 12 cm 4.7244 in 0.3937 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		30 °
Right Swivel		30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	2 °	2 °
Backward Tilt	15 °	25 °
Frequency and Interpolation
Vertical Digital Frequency	40 Hz - 60 Hz	60 Hz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras		HDMI cable USB Type-C cable
Certificates and Standards
Licenses	Windows 10 Certification TÜV Rheinland Eye Comfort 2.0 Certification	Energy Star TUV Smart Eye Protection Certification
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 40 °C 50 °F - 104 °F	10 °C - 40 °C 50 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature		-20 °C - 40 °C -4 °F - 104 °F
Internal Storage Humidity		5 % - 95 %

Samsung U28R55

Samsung S27A600U