Comparison between HP Omen 27u vs HP U28 4K HDR

General Info
Model Number	HP Omen 27u	HP U28 4K HDR

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2022	2020
Brand	HP	HP
Model Number	Omen 27u	U28 4K HDR
Alias	3G6W0E9 HSD-0108-F	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	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	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.155 mm	0.116 mm
Screen Pixel Density	163 ppi	157 ppi
Screen-to-Body Ratio	92.9 %	89.61 %
Backlight Source	W-LED	W-LED
DCI P3	85%	93%
sRGB	99 %	100 %
Screen Brightness		400 cd/m²
Max Screen Brightness	450 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	12000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time		4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR	DisplayHDR 400	HDR
3D	No	No
Size, weight, color
Case Depth	2.63 in 6.7 cm 66.9 mm 0.22 ft	1.71 in 4.3 cm 43.4 mm 0.14 ft
Case Weight	7.82 kg 17 lbs
Case Width with Stand	24.01 in 61 cm 609.9 mm 2 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height with Stand	15.11 in 38.4 cm 383.8 mm 1.26 ft	20.92 in 53.1 cm 531.4 mm 1.74 ft
Case Depth with Stand	10.26 in 26.1 cm 260.5 mm 0.85 ft	7.48 in 19 cm 189.9 mm 0.62 ft
Case Weight with Stand	13.2 kg 29 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 HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 1 x USB (Type-C; data only) 2 x USB 3.2 (Type-A; Gen 2; 10 Gbps downstream)	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
Features
Cool Features	Flicker-free technology Low Blue Light Picture-by-Picture Picture-in-Picture Omen Gaming Hub 4-side frameless design AMD FreeSync Premium Pro	Flicker-free technology Low Blue Light
Extra Features	Security lock slot	Security lock slot
Ergonomics
Case Width	24.01 in 61 cm 609.9 mm 2 ft	25.08 in 63.7 cm 637.1 mm 2.09 ft
Case Height	13.92 in 35.4 cm 353.5 mm 1.16 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	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	No	Yes
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 144 Hz	23 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz	30 kHz - 140 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	DisplayPort cable USB Type-C to Type-A cable	DisplayPort cable HDMI cable USB Type-C cable
Certificates and Standards
Licenses	Australian-New Zealand MEPS BIS BSMI CB CCC CE CECP CEL cTUVus EAC ENERGY STAR FCC GS Mark ISO 9241-307 KC/KCC NOM PSB SEPA TCO Certified TCO Certified Edge TUV-S VCCI WEEE Ukraine Energy label WW application UAE	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	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	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

HP Omen 27u

HP U28 4K HDR