LG OLED TV A3 55 inch 4K Smart TV 2023 | Wall mounted TV | TV wall design | Ultra HD 4K resolution | AI ThinQ

LG OLED TV A3 55 inch 4K Smart TV 2023 | Wall mounted TV | TV wall design | Ultra HD 4K resolution | AI ThinQ


LG OLED TV A3 55 inch 4K Smart TV 2023 | Wall mounted TV | TV wall design | Ultra HD 4K resolution | AI ThinQ

Front view with LG OLED evo and 10 Years World No.1 OLED Emblem on screen, as well as the Soundbar below.

A video shows the 10 Years World's No.1 OLED TV emblem appear gradually against a black backdrop with purple and blue fireworks.

10 Years of LG OLED.
A Decade at the Top.

*Source: Omdia. Unit shipments, 2013-2022. Results are not an endorsement of LG Electronics. Any reliance on these results is at the third-party’s own risk. Visit https://www.omdia.com/ for more details.

The OLED the World Wants to Watch

α7 AI Processor 4K Gen6

Evolution at Its Core

Enter the world of α-realism1. A portal to new universes and the sensation of feeling like you're really there. Be the main character surrounded by the exceptional picture and sound refinements of α7 AI Processor 4K Gen6.

*Screen images simulated.
**Soundbar can be purchased separately.

AI Sound Pro

Step Into a Realm of Cinematic Sound

The movie theater comes home with AI Sound Pro. Heart-pounding, room-filling, crystal-clear audio surrounds you for a level of immersion that's virtually unheard of.

An overhead image of an LG OLED TV and the α9 AI Processor 4K Gen6. Orange and turquoise waves connect the chip and the TV, and then bubbles depicting sound radiate from the screen.

*Screen images simulated.

**Sound may vary according to the listening environment. 

***Must be activated through the sound mode menu.

*Screen images simulated.

**Sound may vary according to the listening environment. 

***AI Acoustic Tuning must be activated in the AI Service menu.

****Remote control may vary by region.

Slimline Design

Blends In. Stands Out.

Inspire your interiors with the ultra-slim OLED that adds minimalist charm to your space.

An image of LG OLED A3 on a TV stand in front of a wooden wall. The bottom corner of LG OLED A3's base stand. LG OLED A3 on a Floor Stand in front of a window overlooking the city.

*Gallery Stand is not available in Singapore.


No Backlight Necessary

Pixels reach their brightest, most brilliant potential when they stand alone and shine without the dull glow of a backlight.

*Screen images simulated.
**LG OLED Panel is certified by Intertek for 100% Color Fidelity measured to CIE DE2000 with 125 color patterns.
***Display Color Gamut Volume (CGV) is equivalent or exceeds the CGV of the DCI-P3 color space as verified independently by Intertek.

Sounds and Sights Come Together as One

*Soundbar Mode may vary by TV models.
**Soundbar Mode control may vary by soundbar models.
***Soundbar can be purchased separately.

webOS 23 new Home

Tailored to Your Liking

From your favorite content to your preferred way to view, webOS 23 new Home is the hub that revolves around you.

*Screen images simulated.

*Screen images simulated.
**Supported menus and apps may vary by country.
***Menus displayed may be different upon release.
****Keyword recommendations vary according to the app and time of day.

Sights and Sounds Come To Life

*Content and app availability may vary by country or region.
**Separate subscriptions required for OTT services.

Powerful Gameplay

Enter Your Playground

Press play for fast-paced gaming fun. Lag is eliminated from the scene to put the odds back in your favor with the screen that levels up your game.

An image of a person using a controller to play a racing game on LG OLED A3.

Game Dashboard & Optimizer

Game Settings at a Glance

Apply the ideal settings for your game genre and playing environment with Game Optimizer. Dive into Sound Tab and amplify the action or Game Tab to make sure everything looks and feels just right. There's no need to pause. Simply access the menu from Game Dashboard, which hovers over the action while you play.

Three game screens are shown against a black gradient background. One shows a car racing game with the Game Dashboard hovering over the action. Another shows a Sci-Fi game with the Game Optimizer menu. And the last screen shows Game Optimizer's Game Tab over a music game.

Cloud Gaming

A World of Games to Play

Access GeForce NOW directly from your TV and discover a library with a colossal number of games to choose from.

Cyberpunk 2077 game poster.

*GeForce NOW subscription may be required.

The Sports Sensation


The Only Match for Games That Take Your Breath Away

Sports step into the spotlight. A personalized Sports Alert keeps you in the know about your favorite team, with direct access to match schedules from your home screen. With a decade of innovation, only LG OLED brings you stadium-like realism with a vast display and the crisp definition of the α7 AI Processor 4K Gen6 — ideal for watching two games at once with Multi View.

An image of the display showing a soccer game with a player in a red strip about to kick the ball across the stadium. The game score is visible at the bottom of the screen. The green grass from the pitch stretches beyond the screen to the black backdrop.

*Image is for illustration purposes only.

Eco-friendly LG OLED cardboard packaging depicted around thriving trees and mountains.


The Circle of Life

From green product design to reduced packaging, energy-efficient use, and a waste recovery system, LG OLED considers the planet from production to disposal.

*The above content and certification refer to 65C3 and may vary by model.
**All 2023 LG OLED models feature eco-friendly packing.
***All Z3, G3, C3, B3 and A3 models are certified "Eco Product".
****The "Reducing CO2" footprint label applies to 77/65/55/48/42C3. All G3 & 83C3 models features a "CO2 Measured" label.


1.α-realism refers to the realistic image and sound quality driven by LG's α7 AI Processor 4K Gen6.
2.Netflix streaming membership required.
3.Disney+ subscription required. Subject to terms at http://www.disneyplus.com ⓒ 2023 Disney and its related entities.
4.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.
5.Subscription required for Apple TV+. Apple, the Apple logo, and Apple TV are trademarks of Apple Inc, Registered in the U.S. and other countries.

Key Specs

Display Type


Refresh Rate

60Hz Native

Wide Color Gamut

OLED Color

Picture Processor

α7 AI Processor 4K Gen6

HDR (High Dynamic Range)

Dolby Vision / HDR10 / HLG

Dolby Atmos


All specs


AI Sound

AI Sound Pro (Virtual 5.1.2 Up-mix)

Audio Output


Speaker System

2.0 Channel

Speaker Direction

Down Firing

Dolby Atmos


Clear Voice Pro


AI Acoustic Tuning


WiSA Ready

Yes (Up to 2.1 Channel)

LG Sound Sync


Sound Mode Share


Simultaneous Audio Output


Bluetooth Surround Ready

Yes (2 Way Playback)

Audio Codec

AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X (Refer to manual)


Gray Scale


High Contrast


Invert Colors



AI Upscaling

AI Super Upscaling 4K

Picture Processor

α7 AI Processor 4K Gen6

AI Picture

AI Picture Pro

AI Genre Selection


AI Brightness Control


HDR (High Dynamic Range)

Dolby Vision / HDR10 / HLG



Dynamic Tone Mapping


Dimming Technology

Pixel Dimming

Picture Mode

10 modes (Personalized Picture Wizard, Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, (ISF)Expert(Bright Room), (ISF)Expert(Dark Room))


Bluetooth Support

Yes (v 5.0)

HDMI Input

3ea (supports eARC, ALLM as specified in HDMI 2.1)

Simplink (HDMI CEC)


HDMI Audio Return Channel


USB Input

2ea (v 2.0)


Yes (Wi-Fi 5)

Ethernet Input


RF Input (Antenna/Cable)


SPDIF (Optical Digital Audio Out)



Packaging Dimensions (WxHxD)

1360 x 810 x 172

TV Dimensions without Stand (WxHxD)

1228 x 708 x 45.9

TV Dimensions with Stand (WxHxD)

1228 x 772 x 235

TV Stand (WxD)

1057 x 235

TV Weight without Stand


TV Weight with Stand


Packaging Weight (Overseas)


VESA Mounting (WxH)

300 x 200


Game Optimizer

Yes (Game Dashboard)



ALLM (Auto Low Latency Mode)



Power Supply (Voltage, Hz)

AC 100~240V 50-60Hz

Standby Power Consumption

Under 0.5W



Magic Remote

Remote Control Batteries

Yes (AA x 2EA)

Power Cable

Yes (Attached)


Display Type


Display Resolution

4K Ultra HD (3,840 x 2,160)

Refresh Rate

60Hz Native

Wide Color Gamut

OLED Color


Operating System (OS)

webOS 23



Intelligent Voice Recognition


Magic Remote Control


Works with Apple Airplay2


Smartphone Remote App

Yes (LG ThinQ)

Art Gallery


Full Web Browser


Sports Alert


Multi View


Room to Room Share

Yes (Receiver)

Family Settings


USB Camera Compatible


What people are saying

Buy directly

Front view with LG OLED evo and 10 Years World No.1 OLED Emblem on screen, as well as the Soundbar below.


LG OLED TV A3 55 inch 4K Smart TV 2023 | Wall mounted TV | TV wall design | Ultra HD 4K resolution | AI ThinQ