27 Inch LG Smart Monitor AI U5s, FHD IPS Monitor for Streaming with webOS

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27 Inch LG Smart Monitor AI U5s, FHD IPS Monitor for Streaming with webOS

27U511SB-W

27U511SB-W LG Smart Monitor AI with webOS interface showing streaming apps and content recommendations

LG 27U511SB-W SmartMonitor with webOS interface displaying streaming apps and content - Right View

New

27 Inch LG Smart Monitor AI U5s, FHD IPS Monitor for Streaming with webOS

27U511SB-W

New

Key features

27" Full HD IPS display delivers clear color and wide viewing angles
HDR10 Pro with up to 99% sRGB delivers richer color and clearer, vivid visuals
Easy access to popular streaming apps and cloud gaming services with webOS²
Connect multiple devices with two HDMI and two USB-A ports to keep setups versatile
α5 AI Gen9 Processor enhances sharpness and depth for clearer, more balanced visuals
Wirelessly stream from your devices with AirPlay 2⁴ and Screen Share
LG Switch app⁸ splits your screen, customizes layouts, and streamlines work and play¹

Specifications

Picture Quality

Special Features

Smart Features

Input/Output

Stand

Sound

Power

Dimensions/Weights

Cabinet/Accessories

Warranty

See All

Picture Quality

Color Depth (Number of Colors)

16.7M

Aspect Ratio

16:9

Brightness (Typical, Minimum)

(Typ.) 250 cd/m² (Min.) 200 cd/m²

Color Gamut (Typ.)

sRGB 99% (CIE1931)

Contrast Ratio

1500:1

Display Type

IPS

Pixel Pitch (mm)

0.3114 x 0.3114

Refresh Rate

120Hz

Resolution

1920 x 1080

Response Time (GTG)

5ms (GtG at Faster)

Screen Size

27"

Viewing Angle

178º(R/L), 178º(U/D)

Picture Quality

Color Depth (Number of Colors)

16.7M

Aspect Ratio

16:9

Brightness (Typical, Minimum)

(Typ.) 250 cd/m² (Min.) 200 cd/m²

Color Gamut (Typ.)

sRGB 99% (CIE1931)

Contrast Ratio

1500:1

Display Type

IPS

Pixel Pitch (mm)

0.3114 x 0.3114

Refresh Rate

120Hz

Resolution

1920 x 1080

Response Time (GTG)

5ms (GtG at Faster)

Screen Size

27"

Viewing Angle

178º(R/L), 178º(U/D)

Special Features

Wireless Screen Share

Yes

Color Weakness Mode

Yes

Crosshair

Yes

Flicker Safe

Yes

FPS Counter

Yes

HDR10

Yes

Reader Mode

Yes

Smart Energy Saving

Yes

Smart Features

Voice Recognition

YES (via Magic Remote)

USB Media Player

Yes

Remote Desktop

Yes

Home Hub

Yes

AirPlay

Yes

LG ThinQ App

Yes

Web Browser

Yes

Input/Output

USB Down-stream

YES(2ea/ver2.0)

HDMI

Yes x 2

Headphone Out

Yes

Stand

Display Position Adjustments

Tilt

Wall Mount Size (mm)

100 x 100

Sound

Equalizer

Yes

Speaker

Yes

Power

DC Off (Max)

Less than 0.5W

Input

100~240V (50/60Hz)

Power Save/Sleep Mode (Max)

Less than 0.5W

Type

External Power(Adapter)

Dimensions/Weights

Shipping Dimensions (WxHxD)

27.6" × 5.2" × 16.9"

Shipping Weight

12.6 lbs

With Stand (WxHxD)

24.1" × 17.8" × 8.7"

With Stand Weight

9.3 lbs

Without Stand (WxHxD)

24.1" × 14.2" × 1.7"

Without Stand Weight

7.3 lbs

Cabinet/Accessories

HDMI Cable

Yes

Remote Control

Yes

Warranty

Limited Warranty

1-Year Parts and Labor

UPC

195174150764

Features

One screen. Endless possibilities.

From work to streaming, do more on one display. Powered by webOS, access apps, handle everyday tasks without a PC, and move effortlessly between productivity and entertainment.

27U511SB-W LG Smart Monitor AI displaying home screen with streaming apps and content categories on desk

27" Full HD IPS Display for Work and Play

From work tasks to streaming your favorite content, the 27" Full HD IPS display delivers clear visuals, consistent color, and wide viewing angles for a more comfortable everyday viewing experience.

27U511SB-W LG Monitor displaying video editing software with timeline and audio waveforms in creative workspace

Home office without a PC

webOS brings essential Office apps directly to your Home Office, enabling you to work without a PC. From document creation to file management, cloud-based applications support everyday productivity on screen, while webOS lets you access your PC remotely through remote PC when needed.¹

27U511SB-W LG Monitor displaying business dashboard with charts and data on wooden desk

Seamless streaming with webOS

With webOS, enjoy seamless access to your favorite content all in one place. Stream from popular apps like Netflix, Prime Video, Disney+, YouTube, and Apple TV, or explore LG Channels for live and on-demand content. Personalized recommendations and easy navigation help you quickly find what to watch next.²

27U511SB-W Monitor displaying streaming apps and content with thumbnails of shows and movies floating outward

The LG Gaming Portal is now open

Browse LG’s Gaming Portal with a gamepad or remote, track rankings and points, and jump into a wide mix of games—from AAA titles to casual favorites. With access to leading cloud gaming services including Xbox Cloud Gaming, GeForce NOW, and Amazon Luna, plus native webOS app games, you can start playing instantly—no console or PC required.³

LG 27U511SB-W SmartMonitor Gaming Portal interface showing Let Playtime Begin with game apps and recently played titles

Mirror Your Devices: AirPlay 2 + Screen Share + Bluetooth

Effortlessly share content from your smart device to our monitor with AirPlay 2⁴ (for Apple devices), Screen Share (for Android devices). Connect instantly and enjoy a seamless viewing and audio experience on a larger screen with just a few taps.

27U511SB-W Monitor with Bluetooth connectivity works with Google Cast Apple HomeKit and Apple AirPlay

Alpha 5 AI Processor Gen9

Powered by the α5 AI Processor Gen9, this LG Smart Monitor intelligently refines picture quality—enhancing detail, depth, and balance for clearer, more polished visuals across the shows and movies you watch.

HDR10 Pro with up to 99% sRGB Color

HDR10 Pro enhances highlights and shadows for more defined, vivid visuals across everything you watch. With up to 99% sRGB color, you get consistent, impactful color for a clearer, more refined viewing experience.

27U511SB-W SmartMonitor sRGB and HDR color comparison showing snowy mountain village scene with enhanced vibrancy

Dynamic Tone Mapping

Dynamic Tone Mapping fine-tunes brightness and contrast scene by scene, revealing clearer highlights, deeper shadows, and more consistent picture quality from start to finish.⁵

AI Sound Pro fine-tunes your sound for impact

Experience every detail with AI Sound Pro. Virtual 9.1.2 channel surround creates expansive, room-filling audio, while AI Object Remastering intelligently separates voices, music, and effects—enhancing clarity and preserving the depth and character of each moment.⁶

27U511SB-W Monitor with fine-tuned features displaying skateboarding action scene with built-in speaker

LG Shield - Your Digital Guardian

The LG Shield helps provide privacy protection against malware, viruses, and other cyber threats with real-time scanning and automatic updates.⁷

27U511SB-W LG SmartMonitor with LG Shield security feature infographic showing connected protection icons

Versatile Connectivity

Built for flexibility, with two HDMI 2.0 ports and and two USB-A ports to support multiple devices while keeping your setup clean and controlled.

27U511SB-W Monitor with USB-A 2.0 and HDMI 2.0 connectivity shown with laptop in creative workspace setup

Smarter control. Seamless switching with LG Switch

LG Switch⁸ lets you adjust image preferences and brightness directly from your desktop and apply settings instantly with a hotkey. Split your screen into up to 11 layouts, launch video calls with a click, and keep your gaming and everyday setup fast, organized, and distraction-free.

27U511SB-W LG Smart Monitor with smarter control features showing colorful flowing wave visualization on screen

Control smart devices with ThinQ Home Hub

LG's ThinQ brings all your smart devices, like LG Smart Monitor together through the Home Hub on one intuitive platform. Easily control and monitor devices with ThinQ integration, while enjoying compatibility with Apple Home, Apple AirPlay, and Google Cast for seamless viewing and control in one place.⁵

27U511SB-W LG Monitor displaying ThinQ Hub smart home control interface with connected appliances and device status

Community Q&A

Limited Warranty & Support

For owners

Warranty Information

Register Your Product

Other Support Options

Manuals and Downloads

Help Library

Request a Repair

¹Accessories not included. Remote PC is only available on PCs with Windows 10 Pro or later OS.

²Internet connection and subscriptions to streaming services are required. Amazon, Prime Video and all related logos are trademarks of Amazon.com, Inc. or its affiliates. Amazon Prime membership and/or Prime Video fees apply. See primevideo.com/terms for details. HBO Max™ ©2026 Warner Media, LLC. All Rights Reserved. HBO Max is used under license. Number of LG Channels subject to change.

³Some gaming services may require a subscription and gamepad. An LG Account and acceptance of the relevant Terms and Conditions are required to access network-based smart services and features, including streaming apps and webOS features. Without an LG Account, only external device connections (e.g. via USB-C or HDMI) are available. There is no fee to create an LG Account.

⁴To use AirPlay and HomeKit with this monitor, the latest version of iOS, iPadOS, or macOS is recommended. Apple, AirPlay, and HomeKit are trademarks of Apple Inc., registered in the U.S. and other countries and regions. The Works with Apple Home badge is a trademark of Apple Inc. Screen Share supported on Android or Windows 10 and above.

⁵LG account required to access our network-based smart services and features, including streaming apps and webOS features.

⁶This feature is available on webOS only and is supported on models running webOS26 or later. An LG Account and acceptance of the relevant Terms and Conditions are required to access network-based smart services and features, including streaming apps and webOS features.

⁷LG account required to access our network-based smart services.

⁸Software installation required. Visit Support on LG.com to download.

Images may be simulated and dramatized for illustrative purposes. Actual features, functionality, and other product specifications may differ and are subject to change without notice. Prices, promotions, and availability may vary by model, store, and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for their final price and availability.