Comparison between Acer R270U vs Acer S277HK

General Info
Model Number	Acer R270U	Acer S277HK

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Type	Monitor	Monitor
Year	2020	2014
Brand	Acer	Acer
Model Series	R0
Model Number	R270U	S277HK
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	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.47 in 59.6 cm 596.16 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.2 in 33.5 cm 335.34 mm 1.1 ft
Display Manufacturer		AU Optronics
Display Type	IPS	AHVA IPS
Display Bit Depth	8 bits (6 bits + FRC)	10 bits
Frame Rate Control	Yes	No
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.233 mm	0.155 mm
Screen Pixel Density	109 ppi	163 ppi
Screen-to-Body Ratio	90.72 %	80.2 %
Backlight Source	W-LED	W-LED
sRGB		100 %
Screen Brightness	350 cd/m²	300 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	1.6 in 4.1 cm 40.6 mm 0.13 ft	4.45 in 11.3 cm 113 mm 0.37 ft
Case Weight	3.54 kg 8 lbs	4.94 kg 11 lbs
Case Width with Stand	24.01 in 61 cm 609.9 mm 2 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand	17.49 in 44.4 cm 444.2 mm 1.46 ft	17.76 in 45.1 cm 451 mm 1.48 ft
Case Depth with Stand	8.81 in 22.4 cm 223.8 mm 0.73 ft	6.06 in 15.4 cm 154 mm 0.51 ft
Case Weight with Stand	3.93 kg 9 lbs	5.4 kg 12 lbs
Case Color	Black, Silver	White
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.4	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
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	Blue Light Filter DDC/CI ZeroFrame Design Flicker-free technology Adaptive Contrast Management (ACM) AMD FreeSync technology	HDCP (High-bandwidth Digital Content Protection) Picture-by-Picture Picture-in-Picture Blue Light Filter Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.01 in 61 cm 609.9 mm 2 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height	14.25 in 36.2 cm 362 mm 1.19 ft	15.98 in 40.6 cm 406 mm 1.33 ft
Vesa Mount Support	Yes	No
VESA Interface Standard Size	100 x 100	75 x 75
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	25 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	24 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 180 kHz	31 kHz - 135 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	HDMI cable	DisplayPort cable DVI-D cable
Certificates and Standards
Licenses	CE ISO9241-307 class II MPR II TÜV GS	CE ENERGY STAR 6.0 TCO Certified Displays 6.0 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 R270U

Acer S277HK