Comparison between AOC Q2577PWQ vs HP U28 4K HDR

General Info
Model Number	AOC Q2577PWQ	HP U28 4K HDR

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2020
Brand	AOC	HP
Model Number	Q2577PWQ	U28 4K HDR
Alias		1Z978AA
Display
Screen Size Class	25" (inches)	28" (inches)
Diagonal Size	24.98 in 63.4 cm 634.4 mm 2.08 ft	27.9 in 70.9 cm 708.538 mm 2.32 ft
Screen Width	21.77 in 55.3 cm 552.96 mm 1.81 ft	24.45 in 62.1 cm 620.928 mm 2.04 ft
Screen Height	12.25 in 31.1 cm 311.04 mm 1.02 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Manufacturer	LG Display
Display Type	AH-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	0.216 mm	0.116 mm
Screen Pixel Density	117 ppi	157 ppi
Screen-to-Body Ratio		89.61 %
Backlight Source	W-LED	W-LED
DCI P3		93%
sRGB	100 %	100 %
Adobe RGB 1998	80 %
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	20 ms
Display Minimum Response Time	5 ms	4 ms
Display Average Response Time	14 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	22.46 in 57 cm 570.4 mm 1.87 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height with Stand	18.69 in 47.5 cm 474.8 mm 1.56 ft	20.92 in 53.1 cm 531.4 mm 1.74 ft
Case Depth with Stand	7.84 in 19.9 cm 199.1 mm 0.65 ft	7.48 in 19 cm 189.9 mm 0.62 ft
Case Weight with Stand	6.5 kg 14 lbs	6.35 kg 14 lbs
Case Color	Black	Black
Hardware
Internal Storage		8
Built-in Camera	No	No
Connectivity	1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio Out 1 x HDMI 1.4 (MHL) 1 x DisplayPort 1.2	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 3W	2 x 3W
Features
Cool Features	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	Yes	Yes
Left Pivot	0 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	No	Yes
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	23 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 75 Hz	23 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 99 kHz	30 kHz - 140 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	Audio cable D-sub cable DisplayPort cable DVI-D cable	DisplayPort cable HDMI cable USB Type-C cable
Certificates and Standards
Licenses	CE EAC ENERGY STAR 6.0 Epeat Silver TCO Certified Displays 6.0 TÜV Bauart	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 Q2577PWQ

HP U28 4K HDR