Comparison between Acer S277HK vs Acer R270U

General Info
Model Number	Acer S277HK	Acer R270U

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Type	Monitor	Monitor
Year	2014	2020
Brand	Acer	Acer
Model Series		R0
Model Number	S277HK	R270U
Alias	S277HKwmidpp
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.47 in 59.6 cm 596.16 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.2 in 33.5 cm 335.34 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	10 bits	8 bits (6 bits + FRC)
Frame Rate Control	No	Yes
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	2560 x 1440
Screen Pixel Pitch	0.155 mm	0.233 mm
Screen Pixel Density	163 ppi	109 ppi
Screen-to-Body Ratio	80.2 %	90.72 %
Backlight Source	W-LED	W-LED
sRGB	100 %
Screen Brightness	300 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	10 ms
Display Minimum Response Time	4 ms
Display Average Response Time	6 ms
Display Maximum Response Time	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	4.45 in 11.3 cm 113 mm 0.37 ft	1.6 in 4.1 cm 40.6 mm 0.13 ft
Case Weight	4.94 kg 11 lbs	3.54 kg 8 lbs
Case Width with Stand	24.17 in 61.4 cm 614 mm 2.01 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height with Stand	17.76 in 45.1 cm 451 mm 1.48 ft	17.49 in 44.4 cm 444.2 mm 1.46 ft
Case Depth with Stand	6.06 in 15.4 cm 154 mm 0.51 ft	8.81 in 22.4 cm 223.8 mm 0.73 ft
Case Weight with Stand	5.4 kg 12 lbs	3.93 kg 9 lbs
Case Color	White	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 (Input mini) 1 x DVI-D Dual Link 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x HDMI 2.0 1 x DisplayPort 1.2	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture Picture-in-Picture Blue Light Filter Flicker-free technology	Blue Light Filter DDC/CI ZeroFrame Design Flicker-free technology Adaptive Contrast Management (ACM) AMD FreeSync technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.17 in 61.4 cm 614 mm 2.01 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height	15.98 in 40.6 cm 406 mm 1.33 ft	14.25 in 36.2 cm 362 mm 1.19 ft
Vesa Mount Support	No	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	No
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	15 °	25 °
Frequency and Interpolation
Vertical Digital Frequency	24 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	31 kHz - 135 kHz	30 kHz - 180 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable DVI-D cable	HDMI cable
Certificates and Standards
Licenses	CE ENERGY STAR 6.0 TCO Certified Displays 6.0 TÜV/GS	CE ISO9241-307 class II MPR II TÜV GS
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature		-20 °C - 6 °C -4 °F - 42.8 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude		50000
Max Storage Altitude		12192

Acer S277HK

Acer R270U