Gaming USB-c Curved Monitor - 45gx90sa-b - 34in - Wqhd (3440x1440) - 21:9 Oled - Black

Introduction

The 240Hz OLED Smart gaming monitor that’s ahead of the (800R) curve

The huge 45” WQHD OLED with a steep 800R curve and up to 1300 nits (APL 1.5%) peak brightness pulls you deep into the action, while a 240Hz refresh rate and 0.03ms response time keep gameplay insanely fast and smooth. Plus, LG’s webOS lets you stream your favorites and cloud game—all from one epic screen.

Up to 240Hz & 0.03ms – Outrageous OLED Gaming Speed

Game at the speed of OLED with an ultra-fast 240Hz and near instantaneous 0.03ms (GtG) response time. The faster speed lets you respond quickly to opponents and enjoy smoother scenes with less lag or ghosting.

Your Favorite Streaming Services Plus Cloud Gaming

Thanks to webOS24, find your favorites fast with built-in access to Netflix, Prime Video, the Apple TV app, Disney+, HBO Max. And over 300 free LG Channels with everything from comedy to movies to sports. Game without a PC or console! Connect to your favorite cloud gaming services such as NVIDIA GeForce NOW, Amazon Luna, and Blacknut directly from the webOS home screen.

Ultimate Frame Sync: FreeSync™ Premium & G-SYNC® Compatible

Say goodbye to screen tearing and stutter. With AMD FreeSync™ Premium and NVIDIA® G-SYNC® compatibility, this OLED monitor delivers ultra-smooth, tear-free visuals, giving you perfect frame sync across PC and next-gen console gaming.

Bright Picture. Deep Blacks, Brilliant Detail: OLED Gaming FTW

Get lost in vivid visuals with OLED technology, delivering exceptional brightness, up to 98.5% of DCI-P3 color coverage, a 1.5M:1 contrast ratio, and DisplayHDR True Black 400. Every gaming scene pops with deep blacks, brilliant highlights, and cinematic color.

The 800R Curve: Surround Yourself in the Action

See and feel the action all around you with the dramatic 800R curve. This steep curvature extends your periphery, pulling you deeper into the game and making the action more intense.

Low Glare, More Focus: Play Without Distractions

UL-verified “Flicker-free Display”, “Discomfort Glare Free” and “Low Blue Light Hardware Solution Platinum”, this OLED display keeps your view crisp and colors bold. With advanced anti-glare tech minimizing reflections, you get distraction-free clarity—so you can stay focused and dominate in any lighting.

webOS Gaming: AI tools customize your gaming experience

Experience enhanced gaming in webOS with AI tools. Dynamic Tone Mapping and AI Picture sharpen visuals, while AI Personalized Picture Wizard customizes settings to your taste. AI Sound completes the package, delivering precision-tuned audio for every game or stream.

Unlock Your Potential with Advanced Gaming Features

Dynamic Action Sync reduces input lag for real-time response.
Black Stabilizer brightens dark scenes to see what's hidden
FPS Counter shows your real-time frame rate
Crosshair enhances precision for deadly accuracy

Display

Display diagonal

114.3 cm (45")

Display resolution

3440 x 1440 pixels

HD type

Wide Quad HD

Native aspect ratio

21:9

Display technology

OLED

Panel type

OLED

Touchscreen

No

Display brightness (peak)

1300 cd/m²

Display brightness (typical)

275 cd/m²

Anti-glare screen

Yes

Screen shape

Curved

Screen curvature rating

800R

Contrast ratio (typical)

1500000:1

Maximum refresh rate

240 Hz

Viewing angle, horizontal

178°

Viewing angle, vertical

178°

Display number of colours

1.07 billion colours

Response time (fast)

0.03 ms

Pixel pitch

0.303 x 0.303 mm

High Dynamic Range (HDR) supported

Yes

High Dynamic Range (HDR) technology

DisplayHDR 400 True Black, Dynamic Tone Mapping

DCI-P3 coverage

98.5%

Performance

NVIDIA G-SYNC

Yes

NVIDIA G-SYNC type

G-SYNC Compatible

AMD FreeSync

Yes

AMD FreeSync type

FreeSync Premium

VESA Adaptive Sync support

Yes

Flicker-free technology

Yes

Low Blue Light technology

Yes

Game mode

Yes

Operating system installed

webOS

Multimedia

Number of speakers

2

RMS rated power

7 W

Built-in speaker(s)

Yes

Built-in camera

No

Design

Market positioning

Gaming

Product colour

Black

Illuminated stand

Yes

Feet colour

Black

Ports & interfaces

Built-in USB hub

No

USB Type-A downstream ports quantity

2

USB Type-C downstream ports quantity

1

USB Power Delivery (USB PD)

Yes

USB Power Delivery up to

65 W

HDMI

Yes

HDMI ports quantity

2

HDMI version

2.1

DisplayPorts quantity

1

DisplayPort out version

1.4

Headphone out

Yes

Network

Bluetooth

Yes

Ethernet LAN

Yes

Ergonomics

VESA mounting

Yes

Panel mounting interface

100 x 100 mm

Height adjustment

Yes

Pivot

Yes

Swivelling

Yes

Tilt adjustment

Yes

Power

Energy efficiency class (SDR)

F

Energy efficiency class (HDR)

G

Energy consumption (SDR) per 1000 hours

46 kWh

Energy consumption (HDR) per 1000 hours

53 kWh

Power consumption (off)

0.5 W

AC input voltage

220 - 240 V

Energy efficiency scale

A to G

Weight & dimensions

Width (with stand)

992.7 mm

Depth (with stand)

338.6 mm

Height (with stand)

661.7 mm

Weight (with stand)

13.5 kg

Width (without stand)

992.7 mm

Depth (without stand)

218 mm

Height (without stand)

457 mm

Weight (without stand)

8.9 kg

Packaging data

Package width

1143 mm

Package depth

550 mm

Package height

301 mm

Package weight

18.9 kg

Package type

Box

Packaging content

Stand included

Yes

Cables included

DisplayPort, HDMI, USB Type-C

Power adapter included

Yes

Remote control included

Yes

Remote control batteries included

Yes

Other features

Brand specific technologies

Black Stabiliser

Picture processing technology

LG AI Picture

FPS counter

Yes

Hardware calibration

Yes

Warranty period

2 year(s)