LG 39GX950B-B computer monitor 99.1 cm (39") 5120 x 2160 pixels 5K Ultra HD OLED Black
LG 39GX950B-B computer monitor 99.1 cm (39") 5120 x 2160 pixels 5K Ultra HD OLED Black
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£1,586.48 GBP
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£1,586.48 GBP
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39", 5120 x 2160, 143 ppi, 21:9, OLED, 165 Hz, 0.03ms, USB, DisplayPort, HDMI, 921.4 × 605.4 × 322.8 mm, 10.7 kg
This 39-inch 5K2K curved OLED gaming monitor delivers the sweet spot of size, speed, and detail. The 21:9 ultrawide display with 143 PPI provides sharp visuals across a wide workspace, while Dual-Mode refresh rates up to 330Hz and 0.03ms response time keep gameplay smooth and responsive.
The World’s First 39" 5K2K OLED Gaming Monitor
This 39-inch 5K2K (5120×2160) UltraGear™ hits the sweet spot of size, resolution, and speed. The wide 21:9 format and 1500R curve expand your field of view, while the dense pixel count delivers crisp detail across every scene in the games you love.
AI Upscaling to 5K2K—No GPU Upgrade Required
UltraGear™ evo’s built-in processor uses AI Upscaling to enhance content toward the display’s 5K2K resolution. It analyzes the source signal to improve detail and clarity—helping games and video look sharper without requiring a GPU upgrade.
Next-Gen Brilliance with 4th Gen RGB Tandem OLED
4th Gen Primary RGB Tandem OLED delivers up to 335 nits typical brightness with improved power efficiency. Its advanced 4-stack RGB structure enhances contrast, sharpens detail, and keeps color precise across every frame.
UL-verified for a "perfect" visual experience
Perfect Black: UL-verified Perfect Black delivers true black levels to enhance perceived brightness and contrast, whether it's bright or dark around you.
Perfect Color and 100% Color Fidelity: UL verified to deliver accurate color expression even under varying lighting conditions, from low light to bright ambient environments.
UL-verified Perfect Reproduction: ensures game content is faithfully rendered on screen, preserving intended color and detail.
Deeper Detail with VESA DisplayHDR™ True Black 500
VESA DisplayHDR™ True Black 500 reveals rich blacks and nuanced shadow detail—even in dark scenes. Combined with a 1.5M:1 contrast ratio, up to 98.5% (typical) DCI-P3 color, and Delta E≤2 accuracy, visuals appear vivid, precise, and true to the creator’s intent.
High 143 PPI for Sharp, Detailed Visuals
With a sharp 143 PPI pixel density, in-game text, HUD elements, and fine visual details appear crisp and easy to read. The added clarity also improves everyday tasks like writing, web browsing, and working with text-heavy documents.
More Room to Create with 5K2K Ultrawide
The expansive 21:9 5K2K display with 143 PPI delivers sharp detail across a wide creative workspace. Edit video, retouch photos, and manage timelines on one seamless screen—while keeping documents, research, and multiple windows visible at the same time.
Dual Mode: 5K2K 165Hz for Detail or WFHD 330Hz for Speed
Switch between 5K2K resolution at 165Hz for cinematic AAA titles and Wide Full HD at 330Hz6 for ultra-responsive competitive gaming. VESA Certified Dual-Mode lets you optimize resolution and refresh rate to match the way you play.
Near-Instant 0.03ms (GtG) Response Time
With a near-instant 0.03ms (GtG) response time, pixels transition incredibly fast—helping reduce ghosting and keep fast-moving gameplay clear and responsive.
NVIDIA® G-SYNC® Compatible & AMD FreeSync™ Premium Pro
Minimize screen tearing and stuttering with NVIDIA® G-SYNC® compatibility7 and AMD FreeSync™ Premium Pro. These adaptive sync technologies help keep gameplay smooth and responsive by matching the monitor’s refresh rate to your GPU—so fast action stays clear with reduced blur and ghosting.
Future-Ready Connectivity for High-Performance Gaming
DisplayPort 2.18 (UHBR20), USB Type-C with 90W power delivery, and HDMI 2.1 provide the connectivity modern gaming setups demand. DP 2.1 delivers the ultra-high bandwidth needed for high-resolution, high-refresh-rate gameplay, while USB-C supports display, data, and charging through a single cable. HDMI 2.1 ensures stable connections with consoles and other devices.
AI Sound Enhances Voices and Key Audio Cues
The AI Sound setting analyzes on-screen action and separates voices, sound effects, and background audio. AI Sound helps keep team comms clear while highlighting important gameplay cues—like approaching footsteps or nearby action—through speakers or connected headphones.
AI Scene Optimization Adapts to Your Content
The AI Scene Optimization setting detects what’s on screen and automatically adjusts picture settings like color temperature and sharpness. It helps optimize the display across preset modes such as Office, Animation, Movie, Game, and Sports.
OLED Care Helps Maintain Your Display
OLED Care helps maintain your OLED display’s long-term performance. Built-in maintenance features, including Pixel Cleaning, help keep the OLED panel operating at its best for consistent image quality over time.
OLED Protection: 2-Year Limited Warranty & Panel Care Tools
Rest easy knowing your OLED monitor is built to last. The 2-year limited warranty covers key components, including the OLED panel. And OLED Care tools such as pixel cleaning keep your display sharp, for reliable top-tier performance. Please see Warranty Information on this page for all warranty details.
Key Features
- VESA DisplayHDR™ True Black 500 delivers deep blacks for stunning dark-scene detail
- Dual Mode refresh rate: switch between 5K2K at 165Hz or 330Hz WFHD speed⁶
- Near-instant 0.03ms (GtG) response time helps keep motion sharp in fast gameplay
- AI Sound separates voices and effects to highlight footsteps and gameplay cues
- AI Scene Optimization detects content and adjusts picture settings automatically
- Next-gen ports including DisplayPort 2.1⁸ (UHBR20), HDMI 2.1, and USB-C (90W PD)
Description
The OLED Gamers Have Been Waiting ForThis 39-inch 5K2K curved OLED gaming monitor delivers the sweet spot of size, speed, and detail. The 21:9 ultrawide display with 143 PPI provides sharp visuals across a wide workspace, while Dual-Mode refresh rates up to 330Hz and 0.03ms response time keep gameplay smooth and responsive.
The World’s First 39" 5K2K OLED Gaming Monitor
This 39-inch 5K2K (5120×2160) UltraGear™ hits the sweet spot of size, resolution, and speed. The wide 21:9 format and 1500R curve expand your field of view, while the dense pixel count delivers crisp detail across every scene in the games you love.
AI Upscaling to 5K2K—No GPU Upgrade Required
UltraGear™ evo’s built-in processor uses AI Upscaling to enhance content toward the display’s 5K2K resolution. It analyzes the source signal to improve detail and clarity—helping games and video look sharper without requiring a GPU upgrade.
Next-Gen Brilliance with 4th Gen RGB Tandem OLED
4th Gen Primary RGB Tandem OLED delivers up to 335 nits typical brightness with improved power efficiency. Its advanced 4-stack RGB structure enhances contrast, sharpens detail, and keeps color precise across every frame.
UL-verified for a "perfect" visual experience
Perfect Black: UL-verified Perfect Black delivers true black levels to enhance perceived brightness and contrast, whether it's bright or dark around you.
Perfect Color and 100% Color Fidelity: UL verified to deliver accurate color expression even under varying lighting conditions, from low light to bright ambient environments.
UL-verified Perfect Reproduction: ensures game content is faithfully rendered on screen, preserving intended color and detail.
Deeper Detail with VESA DisplayHDR™ True Black 500
VESA DisplayHDR™ True Black 500 reveals rich blacks and nuanced shadow detail—even in dark scenes. Combined with a 1.5M:1 contrast ratio, up to 98.5% (typical) DCI-P3 color, and Delta E≤2 accuracy, visuals appear vivid, precise, and true to the creator’s intent.
High 143 PPI for Sharp, Detailed Visuals
With a sharp 143 PPI pixel density, in-game text, HUD elements, and fine visual details appear crisp and easy to read. The added clarity also improves everyday tasks like writing, web browsing, and working with text-heavy documents.
More Room to Create with 5K2K Ultrawide
The expansive 21:9 5K2K display with 143 PPI delivers sharp detail across a wide creative workspace. Edit video, retouch photos, and manage timelines on one seamless screen—while keeping documents, research, and multiple windows visible at the same time.
Dual Mode: 5K2K 165Hz for Detail or WFHD 330Hz for Speed
Switch between 5K2K resolution at 165Hz for cinematic AAA titles and Wide Full HD at 330Hz6 for ultra-responsive competitive gaming. VESA Certified Dual-Mode lets you optimize resolution and refresh rate to match the way you play.
Near-Instant 0.03ms (GtG) Response Time
With a near-instant 0.03ms (GtG) response time, pixels transition incredibly fast—helping reduce ghosting and keep fast-moving gameplay clear and responsive.
NVIDIA® G-SYNC® Compatible & AMD FreeSync™ Premium Pro
Minimize screen tearing and stuttering with NVIDIA® G-SYNC® compatibility7 and AMD FreeSync™ Premium Pro. These adaptive sync technologies help keep gameplay smooth and responsive by matching the monitor’s refresh rate to your GPU—so fast action stays clear with reduced blur and ghosting.
Future-Ready Connectivity for High-Performance Gaming
DisplayPort 2.18 (UHBR20), USB Type-C with 90W power delivery, and HDMI 2.1 provide the connectivity modern gaming setups demand. DP 2.1 delivers the ultra-high bandwidth needed for high-resolution, high-refresh-rate gameplay, while USB-C supports display, data, and charging through a single cable. HDMI 2.1 ensures stable connections with consoles and other devices.
AI Sound Enhances Voices and Key Audio Cues
The AI Sound setting analyzes on-screen action and separates voices, sound effects, and background audio. AI Sound helps keep team comms clear while highlighting important gameplay cues—like approaching footsteps or nearby action—through speakers or connected headphones.
AI Scene Optimization Adapts to Your Content
The AI Scene Optimization setting detects what’s on screen and automatically adjusts picture settings like color temperature and sharpness. It helps optimize the display across preset modes such as Office, Animation, Movie, Game, and Sports.
OLED Care Helps Maintain Your Display
OLED Care helps maintain your OLED display’s long-term performance. Built-in maintenance features, including Pixel Cleaning, help keep the OLED panel operating at its best for consistent image quality over time.
OLED Protection: 2-Year Limited Warranty & Panel Care Tools
Rest easy knowing your OLED monitor is built to last. The 2-year limited warranty covers key components, including the OLED panel. And OLED Care tools such as pixel cleaning keep your display sharp, for reliable top-tier performance. Please see Warranty Information on this page for all warranty details.
Specifications
| Audio | |
|---|---|
| Built-in speaker(s) | Yes |
| RMS rated power | 7 W |
| Performance | |
| Built-in speaker(s) | Yes |
| RMS rated power | 7 W |
| NVIDIA G-SYNC type | G-SYNC Compatible |
| AMD FreeSync type | FreeSync Premium Pro |
| AMD FreeSync | Yes |
| NVIDIA G-SYNC | Yes |
| VESA Adaptive Sync support | Yes |
| Smart modes | Energy saving |
| Brand specific technologies | Black Stabilizer, Crosshair |
| FPS counter | Yes |
| Display | |
| Display brightness (typical) | 335 cd/m² |
| Screen shape | Curved |
| Display number of colours | 1.07 billion colours |
| Native aspect ratio | 21:9 |
| Pixel density | 143 ppi |
| Colour gamut | 99.5% |
| Maximum refresh rate | 165 Hz |
| HD type | 5K Ultra HD |
| Display technology | OLED |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Pixel pitch | 0.1776 x 0.1776 mm |
| Display resolution | 5120 x 2160 pixels |
| Response time | 0.03 ms |
| Display diagonal | 99.1 cm (39") |
| Contrast ratio (typical) | 1850000:1 |
| Display brightness (peak) | 1500 cd/m² |
| High Dynamic Range (HDR) supported | Yes |
| Panel type | OLED |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10), DisplayHDR True Black 500 |
| Screen curvature rating | 1500R |
| Display diagonal (metric) | 99 cm |
| Colour gamut standard | DCI-P3 |
| Response time measurement type | GTG (Gray to Gray) |
| Multimedia | |
| Number of speakers | 2 |
| Built-in speaker(s) | Yes |
| RMS rated power | 7 W |
| Design | |
| Market positioning | Gaming |
| Product colour | Black |
| Ports & interfaces | |
| USB upstream port type | USB Type-C |
| Number of upstream ports | 1 |
| Headphone out | Yes |
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| HDMI | Yes |
| HDMI version | 2.1 |
| DisplayPort version | 2.1 |
| USB Power Delivery (USB PD) | Yes |
| USB Power Delivery up to | 90 W |
| Technical details | |
| Height (without stand) | 405 mm |
| Depth (without stand) | 118.7 mm |
| Width (without stand) | 921.4 mm |
| HDMI | Yes |
| Product colour | Black |
| Power supply type | External |
| Weight (with stand) | 10.7 kg |
| Ergonomics | |
| Panel mounting interface | 100 x 100 mm |
| Swivelling | Yes |
| Height adjustment | Yes |
| Tilt adjustment | Yes |
| Picture-by-Picture (PbP) | Yes |
| Power | |
| Power supply type | External |
| AC input voltage | 100 - 240 V |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 45.9 W |
| Power consumption (off) | 0.3 W |
| Energy efficiency scale | A to G |
| Energy efficiency class (SDR) | G |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 40 kWh |
| Energy consumption (HDR) per 1000 hours | 46 kWh |
| Weight & dimensions | |
| Height (without stand) | 405 mm |
| Depth (without stand) | 118.7 mm |
| Width (without stand) | 921.4 mm |
| Width (with stand) | 921.4 mm |
| Depth (with stand) | 322.8 mm |
| Height (with stand) | 605.4 mm |
| Weight (with stand) | 10.7 kg |
| Weight (without stand) | 6.8 kg |
| Package width | 1035 mm |
| Package depth | 549 mm |
| Package height | 296 mm |
| Package weight | 16.2 kg |
| Packaging data | |
| Package width | 1035 mm |
| Package depth | 549 mm |
| Package height | 296 mm |
| Package weight | 16.2 kg |
| Stand included | Yes |
| Cables included | USB Type-C, DisplayPort, HDMI |
| Packaging content | |
| Stand included | Yes |
| Cables included | USB Type-C, DisplayPort, HDMI |
| Other features | |
| Picture-by-Picture (PbP) | Yes |
| Brand specific technologies | Black Stabilizer, Crosshair |
| FPS counter | Yes |
| Height (without stand) | 405 mm |
| Depth (without stand) | 118.7 mm |
| Width (without stand) | 921.4 mm |
| HDMI | Yes |
| USB Power Delivery up to | 90 W |
| Energy efficiency scale | A to G |
| Power supply type | External |
| Display brightness (peak) | 1500 cd/m² |
| USB Power Delivery (USB PD) | Yes |
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