HP U28 4K HDR 71.1 cm (28") 3840 x 2160 pixels 4K Ultra HD OLED Silver

Data sheet

display technology

OLED

HDMI

Yes

Panel type

IPS

Response time

4 ms

Pivot

Yes

Built-in camera

No

Built-in speaker(s)

No

Operating temperature (T-T)

5 - 35 °C

Headphone outputs

1

Package weight

10.4 kg

Headphone out

Yes

Package width

824 mm

Package depth

165 mm

Package height

470 mm

AC input voltage

100 - 240 V

Power consumption (typical)

45 W

Power consumption (standby)

0.5 W

Display diagonal

71.1 cm (28")

AC input frequency

50/60 Hz

HD type

4K Ultra HD

HDMI ports quantity

1

Maximum refresh rate

60 Hz

DisplayPorts quantity

1

Operating relative humidity (H-H)

20 - 80%

Pixel pitch

0.116 x 0.116 mm

DVI port

No

Viewing angle, vertical

178°

Viewing angle, horizontal

178°

VESA mounting

Yes

Supported graphics resolutions

640 x 480 (VGA)
720 x 400
800 x 600 (SVGA)
1024 x 768 (XGA)
1280 x 1024 (SXGA)
1440 x 900
1440 x 900 (WXGA+)
1600 x 900
1920 x 1080 (HD 1080)
2560 x 1440
3840 x 2160

Contrast ratio (typical)

1000:1

Height adjustment

12 cm
Yes

Swivelling

Yes

Native aspect ratio

16:9

Screen shape

Flat

Built-in USB hub

Yes

USB hub version

3.2 Gen 1 (3.1 Gen 1)

USB Type-A downstream ports quantity

3

Contrast ratio (dynamic)

10000000:1

Pivot angle

-90 - 90°

Power consumption (max)

155 W

Cable lock slot

Yes

Horizontal scan range

27 - 136 kHz

Vertical scan range

30 - 60 Hz

NVIDIA G-SYNC

No

Pixel density

157 ppi

HDMI version

2.0

Audio input

No

DisplayPort version

1.2

Product colour

Silver

Display resolution

3840 x 2160 pixels

AMD FreeSync

No

Market positioning

Home

USB Power Delivery up to

65 W

Energy efficiency class (SDR)

F

Height (without stand)

37.1 cm

Weight (with stand)

6.35 kg

Depth (without stand)

43.4 mm

Width (without stand)

63.7 cm

Colour depth

8 bit

Surface hardness

3H

Display brightness (typical)

400 cd/m²

Panel mounting interface

100 x 100 mm

Tilt angle range

-5 - 23°

Tiltable

Y