iiyama G-MASTER G4380UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
iFrame
£482.99
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- 108 cm (42.5") Black
- Built-in speaker(s)
- USB upstream port type: USB Type-C HDMI HDMI version: 2.1 DisplayPorts quantity: 2 DisplayPort version: 1.4
- Screen shape: Flat
- Maximum refresh rate: 144 Hz Response time (MPRT): 0.3 ms
- 3840 x 2160 pixels 4K Ultra HD Panel type: VA
- Energy efficiency class (SDR): E ErP CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE
Step into gaming with the G-Master G4380UHSU. Its 43″ screen and UHD resolution (3840×2160) deliver sharp, detailed visuals, ideal for gamers seeking a clear, expansive view. Equipped with a fast 0.3ms MPRT response time and a 144Hz refresh rate, it ensures smooth, responsive gameplay with minimal motion blur or ghosting. The VA panel provides strong contrast and deep blacks, while the Black Tuner feature enhances visibility in darker areas of the screen - helping you spot opponents and stay in control. Whether you’re competing in fast-paced titles or exploring richly detailed open worlds, this monitor combines image quality and speed to match your setup.
| Display | |
|---|---|
| Display diagonal | 108 cm (42.5") |
| Display resolution | 3840 x 2160 pixels |
| Native aspect ratio | 16:9 |
| Display technology | LED |
| Touchscreen | No |
| HD type | 4K Ultra HD |
| Panel type | VA |
| Display brightness (typical) | 550 cd/m² |
| Response time (MPRT) | 0.3 ms |
| Display surface | Matt |
| Screen shape | Flat |
| Contrast ratio (typical) | 4000:1 |
| Contrast ratio (dynamic) | 80000000:1 |
| Maximum refresh rate | 144 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.07 billion colours |
| Pixel pitch | 0.245 x 0.245 mm |
| Horizontal scan range | 30 - 335 kHz |
| Viewable size, horizontal | 94.1 cm |
| Viewable size, vertical | 52.9 cm |
| Display diagonal (metric) | 108 cm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range (HDR) 400 |
| DDC/CI | Yes |
| Haze rate | 2% |
| Colour depth | 10 bit |
| NTSC coverage (typical) | 85% |
| Performance | |
|---|---|
| NVIDIA G-SYNC | No |
| AMD FreeSync | Yes |
| AMD FreeSync refresh rate range | 48 - 120 Hz |
| VESA Adaptive Sync support | Yes |
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Multimedia | |
|---|---|
| Built-in speaker(s) | Yes |
| Number of speakers | 2 |
| RMS rated power | 14 W |
| Built-in camera | No |
| Design | |
|---|---|
| Market positioning | Gaming |
| Product colour | Black |
| Feet colour | Black |
| Ports & interfaces | |
|---|---|
| Built-in USB hub | Yes |
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| USB upstream port type | USB Type-C |
| Number of upstream ports | 1 |
| Number of downstream ports | 4 |
| Number of USB Type-C upstream ports quantity | 1 |
| USB Type-A downstream ports quantity | 2 |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 1.4 |
| Headphone out | Yes |
| Headphone outputs | 1 |
| Headphone connectivity | 3.5 mm |
| HDCP | Yes |
| Ergonomics | |
|---|---|
| VESA mounting | Yes |
| Panel mounting interface | 200 x 100 mm |
| Cable management | Yes |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Height adjustment | No |
| Tilt adjustment | Yes |
| Tilt angle range | -2 - 10° |
| On Screen Display (OSD) | Yes |
| On Screen Display (OSD) languages | Czech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian |
| Number of OSD languages | 11 |
| Power | |
|---|---|
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 47.8 kWh |
| Energy consumption (HDR) per 1000 hours | 84.6 kWh |
| Power consumption (typical) | 89 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 5 - 35 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 5 - 85% |
| Weight & dimensions | |
|---|---|
| Width (with stand) | 977.5 mm |
| Depth (with stand) | 251 mm |
| Height (with stand) | 621.5 mm |
| Weight (with stand) | 14.8 kg |
| Weight (without stand) | 13 kg |
| Packaging data | |
|---|---|
| Package width | 1071 mm |
| Package depth | 240 mm |
| Package height | 760 mm |
| Package weight | 20 kg |
| USB cable length | 1.8 m |
| Packaging content | |
|---|---|
| Stand included | Yes |
| Cables included | AC, USB, HDMI, DisplayPort |
| Remote control included | Yes |
| Remote control batteries included | Yes |
| Quick start guide | Yes |
| DisplayPort cable length | 1.8 m |
| HDMI cable length | 1.8 m |
| Power cable length | 1.8 m |
| Sustainability | |
|---|---|
| Sustainability certificates | ErP |
| General | |
|---|---|
| Product family | G-MASTER |
| Other features | |
|---|---|
| Packaging content | quick start guide, safety guide |
| Compliance certificates | CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE |
| Depth | 251 mm |
| Width | 977.5 mm |
| Height | 621.5 mm |
| Weight | 14.8 kg |
| Control panel | Power Indicator, Remote Sensor, Input Select Button, +/Volume, -/Shortcut Button, Menu, Power |
| User controls | picture adjust (contrast, brightness, OD, HDR, Adaptive Sync, ACR, night mode, blue light reducer, motion blue reducer, gamma), input select (input source), audio adjust (volume, mute), store user settings (user modes), colour settings (6-axis, colour temperature, user preset, black tuner), image adjust (i-Style Colour, x-res technology, sharpness, HDMI range, direct drive mode, video mode adjust), language, setup menu (OSD h. position, OSD v. position, OSD time, logo opening, power LED, DDC/CI control, USB charge, HDMI 2.1, DSC compression), display information, reset |
| Logistics data | |
|---|---|
| Harmonized System (HS) code | 85285210 |
