Samsung S27A850D
4.5COR Scoreout of 5 · 3 critic reviews
Monitors
AOC U28G2XU2/BK reviews
Product specifications and review coverage for this exact model.
Image supplied through Icecat
Product overview
AOC U28G2XU2/BK is listed in the computer monitors category. The recorded specifications include display diagonal: 71.1 cm (28"); display resolution: 3840 x 2160 pixels; panel type: IPS; maximum refresh rate: 144 Hz. This entry covers manufacturer code U28G2XU2/BK. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
Expert reviews
No scored critic reviews have been imported for this exact product yet. It remains unrated.
The COR Score gives each publisher one rating. Scores are converted to the same five-point scale.
Specifications
Manufacturer code: U28G2XU2/BK. Icecat product 97338304 · Checked 19 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Screen size | 71.1 cm (28") |
|---|---|
| Screen resolution | 3840 x 2160 pixels |
| Panel type | IPS |
| Maximum refresh rate | 144 Hz |
| Response time | 1 ms |
| Display brightness (typical) | 370 cd/m² |
| High Dynamic Range (HDR) supported | Yes |
| HDMI ports | 2 |
| DisplayPort connections | 2 |
More product specifications
Open a section for the details that matter to you.
Audio & listening5 details
| Number of speakers | 2 |
|---|---|
| Rated audio power (RMS) | 6 W |
| Built-in speakers | Yes |
| Headphone out | Yes |
| Headphone outputs | 1 |
Display15 details
| Display technology | LED |
|---|---|
| Touchscreen | No |
| Anti-glare screen | Yes |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Contrast ratio (dynamic) | 80000000:1 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 16.7 million colours |
| Display diagonal (metric) | 71.1 cm |
| High Dynamic Range (HDR) technology | DisplayHDR 400 |
| Colour gamut standard | DCI-P3, sRGB |
| AMD FreeSync refresh rate range | 48 - 144 Hz |
| On Screen Display (OSD) | Yes |
| On Screen Display (OSD) languages | Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian |
Processor, memory & storage1 detail
| Frameless design | Yes |
|---|
Camera, image & video1 detail
| Built-in camera | No |
|---|
Connections & wireless13 details
| Built-in USB hub | Yes |
|---|---|
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| USB upstream port type | USB Type-B |
| Number of upstream ports | 1 |
| Number of USB Type-B upstream ports quantity | 1 |
| USB Type-A downstream ports quantity | 4 |
| HDMI | Yes |
| HDMI version | 2.1 |
| DisplayPort version | 1.4 |
| Headphone connectivity | 3.5 mm |
| Panel mounting interface | 100 x 100 mm |
| DisplayPort cable length | 1.8 m |
| HDMI cable length | 1.8 m |
Power & battery10 details
| Fast charging | Yes |
|---|---|
| Energy efficiency class (SDR) | G |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 33 kWh |
| Energy consumption (HDR) per 1000 hours | 60 kWh |
| Power consumption (typical) | 45 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.3 W |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
Controls & features2 details
| Shadow control | Yes |
|---|---|
| Motion blur reduction | Yes |
Design & dimensions15 details
| Product colour | Black, Red |
|---|---|
| Front bezel colour | Black/Red |
| Feet colour | Black |
| VESA mounting | Yes |
| Wall mountable | Yes |
| Height adjustment | Yes |
| Adjustable height (max) | 13 cm |
| Width (with stand) | 636.4 mm |
| Depth (with stand) | 227.4 mm |
| Height (with stand) | 531.9 mm |
| Weight (with stand) | 6.37 kg |
| Width (without stand) | 636.4 mm |
| Depth (without stand) | 53 mm |
| Height (without stand) | 368.5 mm |
| Weight (without stand) | 6.37 kg |
Software & compatibility3 details
| Brand specific technologies | Crosshair |
|---|---|
| Compliance certificates | CE |
| Certification | REACH compliant,RoHs compliant,CB,TUV-Bauart-Mark,ISO 9241-307,EAC,FCC,Microsoft WHQL |
Further product details35 details
| HD type | 4K Ultra HD |
|---|---|
| Native aspect ratio | 16:9 |
| LED backlight | Yes |
| Backlight type | W-LED |
| Response time measurement type | GTG (Gray to Gray) |
| Response time (MPRT) | 1 ms |
| Pixel density | 157 ppi |
| sRGB coverage (typical) | 99% |
| DCI-P3 coverage | 93% |
| AMD FreeSync | Yes |
| AMD FreeSync type | FreeSync Premium |
| VESA Adaptive Sync support | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Game mode | Yes |
| Market positioning | Gaming |
| Detachable stand | Yes |
| AC (power) in | Yes |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Pivot | Yes |
| Swivelling | Yes |
| Swivel angle range | -5 - 23° |
| Tilt adjustment | Yes |
| Tilt angle range | -30 - 30° |
| Picture-in-Picture | Yes |
| Number of OSD languages | 19 |
| LED indicators | Yes |
| Stand included | Yes |
| Low input lag | Yes |
| FPS counter | Yes |
| Dial point | Yes |
| Picture-by-Picture (PbP) | Yes |
| Exterior finish type | Textured |
| Bezel thickness type | Frameless |
Packaging & supplied accessories7 details
| Package width | 162 mm |
|---|---|
| Package depth | 717 mm |
| Package height | 593 mm |
| Package weight | 8.95 kg |
| Package type | Box |
| Cables included | HDMI, DisplayPort |
| Warranty period | 3 year(s) |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
