LG 55'' OLED 55C66LA 4K SMART TELEVISION

Step into the next generation of OLED with the LG OLED evo C6. Brightness Booster enhances every frame with increased brightness, while the alpha 11 AI Processor 4K Gen3 ensures refined detail and precision. Enjoy brighter visuals, anchored by Perfect Black that maintains depth across all lighting conditions and Perfect Color certified for 100% Color Volume and Fidelity. OLED evo C6—designed to deliver consistent, high-quality picture performance in most viewing conditions, bright or dark.

alpha 11 AI Processor Gen3’s new Light Boosting Algorithm delivers brighter highlights and improved detail.

Why LG AI TV?

LG AI TV optimizes picture and sound while making every day smarter with personalized AI Hub

AI HDR Remastering

Upgrade every frame to HDR quality

AI automatically optimizes color, brightness, and contrast and elevates SDR picture quality to HDR levels for richer, more realistic visuals.

Discover 3 standout benefits of AI Hub

AI Search

AI Concierge

AI Voice ID with My Page

Just press the AI button and get answers to any question

Even while watching, ask Google Gemini anything you're curious about and immediately get answers to your questions.⁹⁾

The CES Innovation Awards 2026 Honoree badge is shown on a dark background. Multi-AI Architecture is recognized in the Artificial Intelligence category.

Award-winning Multi AI webOS

LG OLED evo AI C6 with Far Field Voice Recognition is activated through a voice command as a person seated in a room says “Hi, LG” toward the TV, indicating hands-free voice interaction within the TV interface.

Far Field Voice Recognition

Full access with just your voice

By using voice recognition to respond instantly to your commands, The system allows you to control, search, and enjoy your TV entirely through your voice.

AI Chatbot

Knowing the problem before you ask

When your TV shows signs of trouble, the system detects the issue and provides step-by-step guidance right on your screen, helping you resolve it instantly or connect to support.¹²⁾

LG OLED evo AI C6 with AI Object Remastering Ultra shows two people facing each other at a crowded concert, clarifying voices amid loud background noise and delivering crystal-clear, immersive audio.AI Picture Wizard

Making your picture, your way

Advanced algorithms learn your preferences. Based on your selections, your TV creates a personalized picture just for you.

LG OLED evo AI C6 with Virtual 11.1.2 Ch fills a living room as a live music performance plays on screen, delivering multi-directional audio that surrounds the room and heightens immersion throughout the space.

AI Sound Wizard

Making your sound, your way

Your TV adjusts the sound to your hearing preferences and optimizes overall sound quality to create a sound profile tuned precisely to you.

LG OLED evo AI C6 with Far Field Voice Recognition is activated through a voice command as a person seated in a room says “Hi, LG” toward the TV, indicating hands-free voice interaction within the TV interface.

Far Field Voice Recognition

Full access with just your voice

By using voice recognition to respond instantly to your commands, The system allows you to control, searchand enjoy your TV entirely through your voice

Knowing the problem before you ask

When your TV shows signs of trouble, the system detects the issue and provides step-by-step guidance right on your screen, helping you resolve it instantly or connect to support.

Award-winning webOS now secured by LG Shield

The AVForums Editor’s Choice badge is shown on a dark background for LG webOS 25, named Best Smart TV System 2025/2026.

8 Years as the Best Smart TV System

LG Shield emblem is shown on a dark background with security icons, highlighting webOS protection for privacy, data security, and system integrity. A CES Innovation Awards 2026 Honoree badge is also shown.

LG Shield

Security you can trust

LG Shield's 7 core technologies ensure your data stays safe with secure data storage and management, secure cryptographic algorithms, ensured software integrity, user authentication and access control, secure data transmission, security event detection and response, and secure update management

webOS Re:New Program

Upgrade your TV up to 5 years for free¹⁴⁾

LG Quad Protection is shown through four protection icons on a yellow background. Each icon features Lightning Strikes Protection, Humidity Protection, Surge Protection, and webOS Protection with LG Shield.

LG Quad Protection

Your LG TV is built to last with LG Quad Protection

From hardware to software, your LG TV is protected. Built-in capacitors protect against high voltages, including lightning strikes, while semiconductors are engineered with surge protection. Silicon gel and protective coatings shield chipsets from humidity and even your data stays safe and secure with LG Shield.

AI Magic Remote

Easily navigate and point like an air mouse to enjoy AI Hub

Control your TV easily with AI Magic Remote. With a motion sensor and scroll wheel, click, drag, and drop to use it like an air mouse or simply speak for voice commands.