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Compare HP X27 vs HP Omen 27u vs HP U28

Connectivity

Ports
1x HDMI 2.0, 1x DisplayPort 1.4
1x HDMI 1.4, 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4, 1x USB (Type-C; data only), 2x USB 3.2 (Type-A; Gen 2; 10 Gbps downstream)
1x HDMI 2.0, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x USB (Type-C; upstream; 65W; DP Alt Mode), 3x USB 3.2 (Type-A; Gen 1; downstream)

Construction

Adjustment | Height
130 mm / 5.1181 in
130 mm / 5.1181 in
N/A
Adjustment | Pivot
-90° ~ 90°
N/A
-90° ~ 90°
Adjustment | Swivel
-180° ~ 180°
N/A
N/A
Adjustment | Tilt
-4° ~ 20°
-5° ~ 20°
-5° ~ 23°
Camera
No
No
No
Colors
Black
Black
Black
Speakers
2x 3W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.77% screen-to-body ratio
92.9% screen-to-body ratio
89.61% screen-to-body ratio
Size | Depth
1.99 in / 50.55 mm w/o stand, 8.31 in / 211 mm w/ stand
2.63 in / 66.9 mm w/o stand, 10.26 in / 260.5 mm w/ stand
1.71 in / 43.4 mm w/o stand, 7.48 in / 189.9 mm w/ stand
Size | Height
14.41 in / 366 mm w/o stand, 16.34 in / 415 mm w/ stand
13.92 in / 353.5 mm w/o stand, 15.11 in / 383.8 mm w/ stand
14.61 in / 371.2 mm w/o stand, 20.92 in / 531.4 mm w/ stand
Size | Width
24.09 in / 612 mm
24.01 in / 609.9 mm
25.08 in / 637.1 mm
Weight
6.94 kg / 15 lbs w/ stand
7.82 kg / 17 lbs w/o stand , 13.2 kg / 29 lbs w/ stand
6.35 kg / 14 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
400 nits
450 nits (peak)
400 nits
Contrast Ratio
1000:1 (static)
1000:1 (static), 12000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits (6 bits + FRC), 16777216 colors
8 bits, 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Diagonal
27" (27 in / 685.891 mm)
27" (27 in / 685.8 mm)
28" (27.9 in / 708.538 mm)
Display Type
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
85% DCI-P3, 99% sRGB
93% DCI-P3, 100% sRGB
Pixel Density
81 ppi
163 ppi
157 ppi
Pixel Pitch
0.311 mm
0.155 mm
0.116 mm
Refresh Rate
60 Hz ~ 165 Hz
48 Hz ~ 144 Hz
23 Hz ~ 75 Hz
Resolution
FHD (1920x1080)
4K (3840x2160)
4K (3840x2160)
Response Time
1 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400
DisplayHDR 400
HDR
Licenses
Australian-New Zealand MEPS, BIS, CB, CE, ICES, ISO 9241-307, KC, NOM, PSB, TUV Bauart, TUV LBL, TUV-S, Vietnam MEPS, WEEE, SouthAfrica Energy, Mexico Energy
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
Operating Humidity
20 % ~ 80 %
20 % ~ 80 %
20 % ~ 80 %
Operating Temperature
5 °C ~ 35 °C , 41 °F ~ 95 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
Variable Framerate
AMD FreeSync Premium
AMD FreeSync Premium
Video
HP Eye Ease with Eyesafe certification, Flicker-free technology, Micro-edge display, Low Blue Light, Ambient Lighting
Flicker-free technology, Low Blue Light, Picture-by-Picture, Picture-in-Picture, Omen Gaming Hub, 4-side frameless design
Flicker-free technology, Low Blue Light

Performance

Energy Efficiency
F
Power Consumption
78 W (average) / 135 W (max) / 0.5 W (sleep) / 0.5 W (off)
45 W (average) / 155 W (max) / 0.5 W (sleep)

Production

Accessory
DisplayPort cable
DisplayPort cable, USB Type-C to Type-A cable
DisplayPort cable, HDMI cable, USB Type-C cable
Debut
2021
2022
2020

Reviews

Neofiliac score
72%
75%
83%
Pros
  • DisplayHDR 400
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Beautifully built
  • DisplayHDR 400
  • Stand with tilt and height adjustments
  • High 1000:1 contrast ratio
  • High 92.9 % screen-to-body ratio
  • USB-C connectivity
  • Rich color reproduction
  • Stand with tilt pivot adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • 8-bit display panel
  • 8-bit display panel

Price

Offers (incl. referral links)
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