LG 40U990A-W computer monitor 100.8 cm (39.7") 5120 x 2160 pixels WUHD LCD Black

World’s first 5K2K monitor with Thunderbolt™ 5 for pro-level performance. See sharper, work smarter—5K2K clarity for design, editing, and visual precision. A wide 5K2K display built for creative precision and focused workflows. Nano IPS Black and HDR 600 deliver deep blacks, vivid color, and contrast. From bold to subtle, up to 99% DCI-P3 ensures impeccable color in every project. Connect two monitors and a laptop with a clean, single-cable daisy chain setup. The World’s First 5K2K Monitor with Thunderbolt™ 5. The LG UltraFine™ 40U990A is the world’s first 5K2K widescreen monitor with Thunderbolt™ 5, delivering ultra-fast data transfer, 96W charging, and dual display support. The monitor's 40” curved (2500R), Nano IPS Black panel offers brilliant color, and spectacular contrast - a new go-to display for creators, multritaskers and gamers.. 5K2K Means More Pixels for More Creative Control. The 5K2K (5120x2160) Nano IPS Black display offers 33% more pixels than standard 4K UHD, delivering ultra-wide resolution, vivid color, and razor-sharp detail—creating a spacious, precise workspace ideal for video editing, graphic design, photography, and color-critical tasks.. Built for creators. Ready for professionals.. Built for creative flow, the UltraFine™ 5K2K screen makes it easy to work across complex timelines, layered interfaces, and multiple windows—ideal for editing, producing, and programming.. VESA DisplayHDR™ 600 Meets Nano IPS Black Brilliance. VESA DisplayHDR™ 600 and Nano IPS Black combine to deliver deep blacks, vivid highlights, and cinematic color—ideal for creators who need precision in light, shadow, and texture.. Up to 99% DCI-P3 Color Brilliance for Visual Pros. With up to 99% DCI-P3 color gamut coverage, this UltraFine™ display delivers bold, vibrant color across a wide spectrum—ideal for impactful video, photo, and design work in print, digital, and broadcast formats.. 5K2K Production Powered by Thunderbolt™ 5. Thunderbolt™ 5 supports commercial-level video, film, and game production with faster data transfer, 96W charging, and seamless 5K2K output—all through a single, stable, high-speed cable.. Daisy Chain Enhances Multitasking Efficiency. Daisy chain two monitors and a laptop via Thunderbolt™ 5 and DisplayPort—simplifying your workspace while expanding screen space for multitasking, content creation, or focused productivity. Versatile Ports for Limitless Possibilities. Thunderbolt™ 5, HDMI 2.1 (x2), DisplayPort 2.1 (UHBR 13.5) and USB-C let you connect laptops, cameras, and drives—no adapters needed. Enjoy stable, streamlined performance across creative, gaming, or professional workflows.. Dual Speakers. Deep, Immersive Sound.. Let the action surround you with dual speakers and Rich Bass—delivering deeper, fuller sound that enhances cinematic scenes.. FreeSync™ Premium Smooths Every Frame. FreeSync™ Premium keeps motion smooth and responsive, reducing screen tearing and stutter while mixing audio, gaming, or reviewing high-resolution video.. Personalized Your Display with Switch App. Easily customize image settings, split your screen into 11 layouts, and launch video calls instantly with the LG Switch App—streamlining your setup for productivity and entertainment.. Designed for Comfort and Focus. The narrow bezeled, 3-sided virtually borderless design and compact L-stand save space and reduce distractions, while tilt, height, and swivel adjustments support comfort and focus during long creative sessions..

Display

DCI-P3 coverage. 99%. 3D. No. High Dynamic Range (HDR) technology. DisplayHDR 600, HDR Effect, High Dynamic Range 10 (HDR10). High Dynamic Range (HDR) supported. Yes. Pixel density. 139 ppi. Pixel pitch. 0.1815 x 0.1815 mm. Response time (fast). 5 ms. Display number of colours. 1.06 billion colours. Viewing angle, vertical. 178°. Viewing angle, horizontal. 178°. Contrast ratio (typical). 2000:1. Aspect ratio. 32:9. Screen curvature rating. 2500R. Screen shape. Curved. Response time measurement type. GTG (Gray to Gray). Backlight type. Edge-Lit. LED backlight. Yes. Panel type. Nano IPS. Display technology. LCD. Performance. AMD FreeSync type. FreeSync Premium. AMD FreeSync. Yes. NVIDIA G-SYNC. No. Multimedia. Audio Return Channel (ARC). No. Adaptive Sound Pro. No. Multiroom. No. Built-in camera. No. RMS rated power. 20 W. Number of speakers. 2. Built-in speaker(s). Yes.

Design

Refurbished. No. Market positioning. Professional. Ports & interfaces. Charging port type. USB Type-C. HDCP version. 2.2. HDCP. Yes. Built-in KVM switch. Yes. Headphone out. Yes. DisplayPort version. 2.1. DisplayPorts quantity. 1. HDMI version. 2.1. HDMI. Yes. USB Type-C downstream ports quantity. 4. Number of USB Type-C upstream ports quantity. 1. USB upstream port type. USB Type-C. USB required. No. Built-in USB hub. No.

Network

Ethernet LAN. Yes. Ergonomics. Plug and Play. Yes. On Screen Display (OSD). No. Picture-in-Picture. Yes. Tilt adjustment. Yes. Swivelling. Yes. Cable lock slot. No. Wall mountable. Yes. Panel mounting interface. 100 x 100 mm. VESA mounting. Yes.

Power

Energy efficiency scale. A to G. Power supply type. Internal. AC input frequency. 50/60 Hz. AC input voltage. 100 - 240 V. Power consumption (off). 0.3 W. Power consumption (standby). 1.2 W. Power consumption (typical). 40 W. Energy consumption (HDR) per 1000 hours. 58 kWh. Energy consumption (SDR) per 1000 hours. 45 kWh. Energy efficiency class (HDR). G. Energy efficiency class (SDR). F. 9.21 kg. Packaging data. Package type. Box. Packaging content. Installation CD. No. Manual. Yes. Quick start guide. Yes. Remote control batteries included. No. Remote control included. No. Power adapter included. Yes. Cables included. DisplayPort, HDMI, Thunderbolt, USB Type-C. Swivel arm. No. Stand included. Yes. Other features. Supplied AC adapter type. 144, -. Picture-by-Picture (PbP). Yes. FPS counter. No. Low input lag. No. Brand specific technologies. Black Stabilizer. EU Energy Label

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