Comparison between AOC AGON AG271QG vs HP U28 4K HDR

General Info
Model Number	AOC AGON AG271QG	HP U28 4K HDR

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2020
Brand	AOC	HP
Model Number	AGON AG271QG	U28 4K HDR
Alias		1Z978AA
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 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 Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
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	0.116 mm
Screen Pixel Density	109 ppi	157 ppi
Screen-to-Body Ratio		89.61 %
Backlight Source	W-LED	W-LED
DCI P3		93%
sRGB	100 %	100 %
NTSC 1953	72 %
Screen Brightness	350 cd/m²	400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	50000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	4 ms
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR
3D	No	No
Size, weight, color
Case Depth		1.71 in 4.3 cm 43.4 mm 0.14 ft
Case Width with Stand	24.53 in 62.3 cm 623 mm 2.04 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height with Stand	17.05 in 43.3 cm 433 mm 1.42 ft	20.92 in 53.1 cm 531.4 mm 1.74 ft
Case Depth with Stand	8.58 in 21.8 cm 218 mm 0.72 ft	7.48 in 19 cm 189.9 mm 0.62 ft
Case Weight with Stand	6.8 kg 15 lbs	6.35 kg 14 lbs
Case Color	Black, Red	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 1 x 3.5 mm Audio In 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 HDCP (High-bandwidth Digital Content Protection)	Flicker-free technology Low Blue Light
Extra Features	Anti-theft stand lock slot - Kensington	Security lock slot
Ergonomics
Case Width		25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height		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	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	20 °
Right Swivel	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	3.5 °	5 °
Backward Tilt	21.5 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	30 Hz - 165 Hz	23 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 165 kHz	30 kHz - 140 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	Audio cable DisplayPort cable HDMI cable USB 3.0 cable	DisplayPort cable HDMI cable USB Type-C cable
Certificates and Standards
Licenses	CE EAC ENERGY STAR 6.0 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	0 °C - 40 °C 32 °F - 104 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	10 % - 85 %	20 % - 80 %
Internal Storage Temperature	-25 °C - 55 °C -13 °F - 131 °F
Internal Storage Humidity	5 % - 93 %
Max Operating Altitude	3657.6
Max Storage Altitude	12192

AOC AGON AG271QG

HP U28 4K HDR