LG 40" UltraFine 5K2K WUHD 5120x2160 Curved Nano IPS Black Monitor 40U990A-W

LG 40" UltraFine 5K2K WUHD Nano IPS Black Monitor with Thunderbolt 5 PD 96W

Product Highlights:

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

2000:1 contrast ratio delivers deeper blacks and remarkable visual depth

Thunderbolt 5 powers fast, stable 5K2K production with 96W charging

Connect two monitors and a laptop with a clean, single-cable daisy chain setup

Product Features:

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.

2000:1 Contrast for Stunning Visual Depth

Nano IPS Black enhances contrast to 2000:1, revealing richer shadows, deeper blacks, and sharper detail - perfect for bold color, improved depth, and edge-to-edge consistency.

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.

Product Specifications:

Picture Quality

PPI: 139

Color Depth (Number of Colors): 1.06B

Aspect Ratio: 21:9

Brightness (Typical, Minimum): (Typ.) 450 cd/m² (Min.) 360 cd/m²

Color Gamut (Typ.): DCI-P3 99% (CIE1976)

Contrast Ratio: 2000:1 (Typ.)

Display Type: Nano IPS Black

Pixel Pitch (mm): 0.1815 x 0.1815

Refresh Rate: 120Hz

Resolution: 5120 x 2160

Response Time (GTG): 5ms (GtG at Faster)

Screen Size: 39.7"

Viewing Angle: 178˚(R/L), 178˚(U/D)

Special Features

Curvature: 2500R

Thunderbolt 5: Yes

Headphone 4-Pole (Sound+Mic): Yes

AMD FreeSync Premium: Yes

VRR: Yes

KVM: Yes

LG Switch: Yes

Auto Brightness: Yes

Auto Input Switch: Yes

Black Stabilizer: Yes

Color Weakness Mode: Yes

Curved: Yes

Dual Controller: Yes

Dynamic Action Sync: Yes

Factory Calibration: Yes

Flicker Safe: Yes

H/W Calibration (True Color Pro): Yes

HDR Effect: Yes

HDR10: Yes

Live Color Low Blue Light: Yes

Nano IPS Technology: Yes

PBP (Picture by Picture): Yes

PIP (Picture in Picture): Yes

Reader Mode: Yes

Smart Energy Saving: Yes

Super Resolution+: Yes

User Define Key: Yes

VESA DisplayHDR: DisplayHDR 600

Input/Output

USB Down-stream: USB-C x 4EA(15Wx1EA, 4.5Wx3EA) 10Gbps USB-A x 2EA 10Gbps

DisplayPort: 1

USB Up-stream: Yes (via Thunderbolt & USB-C 10Gbps)

Thunderbolt (Power Delivery): 96W

USB Type-C: 4

HDMI: 2

HDMI Version 2.1: Yes

Daisy Chain: Yes

DP Version: 2.1

Headphone Out: Yes

LAN: Yes

USB-C (Data Transmission): Yes

Stand

Stand Ergonomics: Tilt/Height/Swivel

One Click Stand Set-up: Yes

Wall Mount Size (mm): 100 x 100

Sound

Rich Bass: Yes

Speaker: Yes

Power

DC Off (Max): Less than 0.3W

Input: 100~240V (50/60Hz)

Power Save/Sleep Mode (Max): Less than 1.2W

Type: Built-in Power

Dimensions/Weights

Shipping Dimensions (WxHxD): 47.5" × 21.0" × 7.9"

Shipping Weight: 39.2 lbs

With Stand (WxHxD): 37.3" × 24.2" × 10.2"

With Stand Weight: 31.1 lbs

Without Stand (WxHxD): 37.3" × 16.5" × 4.2"

Without Stand Weight: 20.3 lbs

Cabinet/Accessories

Thunderbolt Cable: Yes

USB Type-C Cable: Yes

Display Port Cable: Yes

HDMI Cable: Yes

Warranty

Limited Warranty: 1 Year Parts & Labor

Country of Origin: China