HP U28 4K HDR computer monitor 71.1 cm (28″) 3840 x 2160 pixels 4K Ultra HD OLED Silver
- HDMI
- Y
- Pivot
- Y
- Display type
- 4K Ultra HD
- DVI port
- N
- Panel type
- IPS
- Swivelling
- Y
- Audio input
- N
- Pivot angle
- -90 - 90
- Pixel pitch
- 0.116 x 0.116
Overview
The HP U28 4K HDR computer monitor 71.1 cm (28″) 3840 x 2160 pixels 4K Ultra HD OLED Silver features a 28" display, at 3840 x 2160 and a IPS panel. Full verified specifications are listed below.
Hardware Compatibility
Hardware Quest Open-DBPhysical clearance, socket pinout, and chipset validation are continuously indexed from verified hardware specifications. Complete dimensions and socket pairing rules will display here once verified.
Technical Specifications
Showing 28 key specifications of 73
All values come from this product’s catalog record.- HDMI
- Yes
- Pivot
- Yes
- Display type
- 4K Ultra HD
- DVI port
- No
- Panel type
- IPS
- Swivelling
- Yes
- Audio input
- No
- Pivot angle
- -90 - 90
- Pixel pitch
- 0.116 x 0.116
- Touchscreen
- No
- AMD FreeSync
- No
- Colour depth
- 8
- HDMI version
- 2.0
- Screen shape
- Flat screen
- Headphone out
- Yes
- NVIDIA G-SYNC
- No
- Pixel density
- 157
- Response time
- 4 ms
- VESA mounting
- Yes
- Colour
- Silver
- Built-in camera
- No
- Security lock slot
- Yes
- Tilt adjustment
- Yes
- USB hub version
- 3.2 Gen 1 (3.1 Gen 1)
- AC input voltage
- 100 - 240
- Built-in USB hub
- Yes
- Screen size
- 28"
- Surface hardness
- 3H
Show all 73 specifications
- Certifications
- 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
- Tilt angle range
- -5 - 23
- Headphone outputs
- 1
- Height adjustment
- Yes
- AC input frequency
- 50 - 60
- Depth (with stand)
- 189.9
- Resolution
- 3840 x 2160
- Display technology
- OLED
- Market segment
- Home
- Width (with stand)
- 637.1
- Built-in speaker(s)
- No
- DisplayPort version
- 1.2
- HDMI ports
- 1
- Height (with stand)
- 531.4
- Aspect ratio
- 16:9
- Vertical scan range
- 30 - 60
- Weight (with stand)
- 6350
- Maximum refresh rate
- 60
- Depth (no stand)
- 43.4 mm
- DisplayPorts quantity
- 1
- Horizontal scan range
- 27 - 136
- Width (no stand)
- 637.1 mm
- Height (no stand)
- 371.2 mm
- Adjustable height (max)
- 120
- Power consumption (max)
- 155
- Vertical viewing angle
- 178°
- Contrast ratio (dynamic)
- 10000000:1
- Contrast ratio
- 1000:1
- Panel mounting interface
- 100 x 100
- USB Power Delivery up to
- 65
- Horizontal viewing angle
- 178°
- Operating temperature
- 5 - 35
- Power draw (standby)
- 0.5 W
- Power consumption (typical)
- 45 W
- Brightness
- 400 cd/m²
- Energy efficiency class (SDR)
- F
- 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 (WXGA+),1440 x 900,1600 x 900,1920 x 1080 (HD 1080),2560 x 1440,3840 x 2160
- Operating humidity
- 20 - 80
- USB Type-A downstream ports quantity
- 3
- Sustainable technologies and materials
- Arsenic-free display glass; Low halogen; Mercury-free display backlights; TCO Certified
- Energy consumption (SDR) per 1000 hours
- 27
- Package depth
- 165 mm
- Package width
- 824 mm
- Package height
- 470 mm
- Package weight
- 10450 g
Not ranked yet
Awaiting Benchmark RunNo joined ranking record is available for this product.
Market Value History
Price history table
| Date | Price |
|---|---|
| 2025-11-18 | $559.00 |
| 2025-12-02 | $619.00 |
| 2026-01-27 | $849.99 |
| 2026-02-03 | $849.99 |
Customer Reviews & Feedback
Based on 12 verified customer reviews on Amazon US.
Review Verification
Hardware Quest synchronizes these ratings daily with Amazon to reflect real buyer experiences, build quality, and long-term reliability.
Sources
Product lifecycle
Status uncertainAvailable catalog signals are incomplete, so current lifecycle status cannot be confirmed.
Similar hardware
MONITORSNo close alternatives in this category yet. Browse the category.