Compare HP U27 vs HP Z27xs G3 vs HP U28

Connectivity

Ports
1x HDMI 2.0, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 1x 3.5 mm Audio In, 1x USB 3.2 (Type-B; Gen 1; upstream), 3x USB 3.2 (Type-A; Gen 1; downstream)
3x USB 3.2 (Type-A; Gen 1; downstream), 1x Ethernet RJ45, 1x DisplayPort 1.4 (out), 1x DisplayPort 1.4 (in), 1x HDMI 2.0, 1x USB 3.1 (Type-C; Gen 1; downstream; 15W; DP Alt Mode), 1x USB 3.1 (Type-C; Gen 1; upstream; 100W; DP Alt Mode)
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)
Wireless Connectivity
WiFi + WiFi Direct
N/A

Construction

Adjustment | Height
100 mm / 3.937 in
150 mm / 5.9055 in
N/A
Adjustment | Pivot
N/A
-0° ~ 90°
-90° ~ 90°
Adjustment | Swivel
N/A
-45° ~ 45°
N/A
Adjustment | Tilt
-5° ~ 16°
-5° ~ 20°
-5° ~ 23°
Camera
No
No
No
Colors
Silver
Turbo Silver
Black
Speakers
2x 3W
2x 3W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.08% screen-to-body ratio
92.8% screen-to-body ratio
89.61% screen-to-body ratio
Size | Depth
2.09 in / 53.2 mm w/o stand, 7.62 in / 193.5 mm w/ stand
0.83 in / 21 mm w/o stand, 8.46 in / 215 mm w/ stand
1.71 in / 43.4 mm w/o stand, 7.48 in / 189.9 mm w/ stand
Size | Height
14.43 in / 366.5 mm w/o stand, 15.8 in / 401.3 mm w/ stand
13.98 in / 355 mm w/o stand, 14.92 in / 379 mm w/ stand
14.61 in / 371.2 mm w/o stand, 20.92 in / 531.4 mm w/ stand
Size | Width
24.15 in / 613.5 mm
23.94 in / 608 mm
25.08 in / 637.1 mm
Weight
5 kg / 11 lbs w/o stand
7.8 kg / 17 lbs w/ stand
6.35 kg / 14 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
300 nits
266 nits / 600 nits (peak)
400 nits
Contrast Ratio
1000:1 (static), 10000000:1 (dynamic)
1300:1 (static), 10000000:1 (dynamic)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Diagonal
27" (26.96 in / 684.7 mm)
27" (27 in / 685.8 mm)
28" (27.9 in / 708.538 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte (3H)
Gamut
99% sRGB
98% DCI-P3, 99% sRGB
93% DCI-P3, 100% sRGB
Pixel Density
163 ppi
163 ppi
157 ppi
Pixel Pitch
0.155 mm
0.155 mm
0.116 mm
Refresh Rate
40 Hz ~ 60 Hz
50 Hz ~ 60 Hz
23 Hz ~ 75 Hz
Resolution
4K (3840x2160)
4K (3840x2160)
4K (3840x2160)
Response Time
5 ms (min) / 8 ms (avg)
14 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 600
HDR
Licenses
CB, CCC, CE, China CEL, CSA, CSA-NRTL, BSMI, EAC, EUP Lot-6, FCC, GEMS, HRN N N0.201, ICES, IS 1121, KC/KCC, PSB, RCM, SABS IEC 60950-1, SASO, TUV Bauart, VCCI, ISC, EUP Lot-26, IEC 60950:1999, eStandby, MEPS (HP) UKRAINIA, ISO 9241
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
Video
Flicker-free technology, Low Blue Light, 3-sided Borderless Design
Low Blue Light, Pantone Validated, Picture-in-Picture, Picture-by-Picture, Factory Calibrated, Flicker-free technology
Flicker-free technology, Low Blue Light

Performance

Energy Efficiency
B
Power Consumption
46.2 W (average) / 72 W (max) / 0.3 W (sleep)
48 W (average) / 220 W (max) / 0.5 W (sleep) / 0.5 W (off)
45 W (average) / 155 W (max) / 0.5 W (sleep)

Production

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

Reviews

Neofiliac score
64%
90%
83%
Pros
  • Stand with tilt and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
  • Wireless connectivity
  • DisplayHDR 600
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1300:1 contrast ratio
  • 10-bit display panel
  • High 92.8 % screen-to-body ratio
  • Rich color reproduction
  • Stand with tilt pivot adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • No publicized HDR support

Price

Offers (incl. referral links)
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