Comparison between Acer XB281HK vs HP 27xq

General Info
Model Number	Acer XB281HK	HP 27xq

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2018
Brand	Acer	HP
Model Number	XB281HK	27xq
Alias	Predator XB281HKbmiprz	3WL54AA
Display
Screen Size Class	28" (inches)	27" (inches)
Diagonal Size	28 in 71.1 cm 711.2 mm 2.33 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	24.45 in 62.1 cm 620.93 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 Manufacturer	Innolux	AU Optronics
Display Type	TN	TN
Display Bit Depth	10 bits (8 bits + FRC)	8 bits
Frame Rate Control	Yes	No
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	0.162 mm	0.233 mm
Screen Pixel Density	157 ppi	109 ppi
Screen-to-Body Ratio		86.22 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	300 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	10000000 : 1
Screen Horizontal Viewing Angle	170 °	170 °
Screen Vertical Viewing Angle	160 °	160 °
Screen Input Lag		10 ms
Display Minimum Response Time	1 ms	1 ms
Display Average Response Time		5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth		2.19 in 5.6 cm 55.6 mm 0.18 ft
Case Width with Stand	25.94 in 65.9 cm 659 mm 2.16 ft	24.16 in 61.4 cm 613.6 mm 2.01 ft
Case Height with Stand	16.34 in 41.5 cm 415 mm 1.36 ft	16.15 in 41 cm 410.2 mm 1.35 ft
Case Depth with Stand	10.55 in 26.8 cm 268 mm 0.88 ft	8.52 in 21.6 cm 216.4 mm 0.71 ft
Case Weight with Stand	7.57 kg 17 lbs	6.2 kg 14 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Flicker-free technology Nvidia G-SYNC Technology	Low Blue Light AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection)
Extra Features		Security lock slot
Ergonomics
Case Width		24.16 in 61.4 cm 613.6 mm 2.01 ft
Case Height		14.91 in 37.9 cm 378.6 mm 1.24 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	150 mm 15 cm 5.9055 in 0.4921 ft	100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	30 °	180 °
Right Swivel	30 °	180 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	4 °
Backward Tilt	35 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	50 Hz - 144 Hz
Horizontal Digital Frequency		30 kHz - 223 kHz
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR ErP TCO Certified Displays 6.0	BSMI CB CCC CE CSA EAC ENERGY STAR 7.0 FCC Class B GEMS IS 1121 ISC KCC MEPS NOM PSB RCM SABS SASO TÜV/GS VCCI-B WHQL (Windows 10)
Usage and Storage Requirements
Safe Operating Temperature Level		5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level		20 % - 80 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 95 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Acer XB281HK

HP 27xq