Comparison between Acer Predator XB1 XB271HUA vs HP U28 4K HDR

General Info
Model Number	Acer Predator XB1 XB271HUA	HP U28 4K HDR

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2020
Brand	Acer	HP
Model Number	Predator XB1 XB271HUA	U28 4K HDR
Alias	XB271HUA	1Z978AA
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27.9 in 70.9 cm 708.538 mm 2.32 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	24.45 in 62.1 cm 620.928 mm 2.04 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Type	TN	IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.233 mm	0.116 mm
Screen Pixel Density	109 ppi	157 ppi
Screen-to-Body Ratio	88.89 %	89.61 %
Backlight Source	W-LED	W-LED
DCI P3		93%
sRGB		100 %
NTSC 1953	72 %
Screen Brightness	350 cd/m²	400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Screen Horizontal Viewing Angle	170 °	178 °
Screen Vertical Viewing Angle	160 °	178 °
Display Minimum Response Time	1 ms	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR
3D	No	No
Size, weight, color
Case Depth	2.4 in 6.1 cm 61 mm 0.2 ft	1.71 in 4.3 cm 43.4 mm 0.14 ft
Case Weight	4.6 kg 10 lbs
Case Width with Stand	24.17 in 61.4 cm 614 mm 2.01 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height with Stand	15.8 in 40.1 cm 401.3 mm 1.32 ft	20.92 in 53.1 cm 531.4 mm 1.74 ft
Case Depth with Stand	10.55 in 26.8 cm 268 mm 0.88 ft	7.48 in 19 cm 189.9 mm 0.62 ft
Case Weight with Stand	7 kg 15 lbs	6.35 kg 14 lbs
Case Color	Black	Black
Hardware
Internal Storage		8
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 HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x USB (Type-C; upstream; 65W; DP Alt Mode) 3 x USB 3.2 (Type-A; Gen 1; downstream)
Audio
Audio Speakers	2 x 2W	2 x 3W
Features
Cool Features	Nvidia G-SYNC Technology Flicker-free technology	Flicker-free technology Low Blue Light
Extra Features		Security lock slot
Ergonomics
Case Width	24.17 in 61.4 cm 614 mm 2.01 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height	14.45 in 36.7 cm 367 mm 1.2 ft	14.61 in 37.1 cm 371.2 mm 1.22 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
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	35 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	165 Hz	23 Hz - 75 Hz
Horizontal Digital Frequency		30 kHz - 140 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable USB 3.0 cable	DisplayPort cable HDMI cable USB Type-C cable
Certificates and Standards
Licenses	ENERGY STAR ErP TCO Certified Displays 6.0	Australian-New Zealand MEPS BSMI CB CCC CE CECP CEL EAC ENERGY STAR FCC ISO 9241-307 KC/KCC NOM PSB SEPA TCO Certified TUV-S UL/CSA VCCI Vietnam MEPS WEEE ISC WW application ICE
Usage and Storage Requirements
Safe Operating Temperature Level		5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level		20 % - 80 %

Acer Predator XB1 XB271HUA

HP U28 4K HDR