LG OLED55B46LA 55″ 4K OLED TV (Black)

LG OLED55B46LA 55″ 4K OLED TV is a premium self-lit display engineered to deliver perfect blacks, infinite contrast, and over a billion vibrant colors with 100% Color Fidelity. Designed with an ultra-slim gallery profile, borderless bezels, and a sleek dark finish, it serves as a sophisticated centerpiece for modern living rooms, master suites, and dedicated media rooms.

Powered by LG’s α8 AI Processor 4K, the OLED55B46LA uses deep learning algorithms to optimize picture detail, tone mapping, and object brightness frame-by-frame. Featuring a native 120Hz refresh rate with full HDMI 2.1 support (including 144Hz VRR for gaming), Dolby Vision and Dolby Atmos integration, α8 AI Sound Pro virtual 9.1.2 channel upmixing, and the webOS smart platform with AI Hub functionality, it provides an uncompromised, cinema-grade home viewing experience.

Key Features

• 55-Inch Self-Lit OLED Display – Millions of self-lit pixels turn on and off individually to achieve absolute true blacks, infinite contrast, and certified 100% Color Volume & Fidelity.
• α8 AI Processor 4K – Advanced AI engine powers real-time AI Super Upscaling 4K, scene recognition, and dynamic tone mapping for lifelike picture depth.
• Cinema HDR with Dolby Vision & Dolby Atmos – Immersive audiovisual technologies deliver authentic studio-grade picture quality paired with spatial multi-dimensional sound.
• Native 120Hz & 144Hz VRR Gaming Suite – Features 4 x HDMI 2.1 ports supporting 4K@120Hz/144Hz, Variable Refresh Rate (VRR), NVIDIA G-Sync, AMD FreeSync Premium, and 0.1ms response times.
• webOS Smart Platform & AI Hub – User-friendly interface with AI Concierge recommendations, personalized user home pages, and multi-AI assistant search protected by LG Shield.
• α8 AI Sound Pro (Virtual 9.1.2 Channel) – Spatial sound processing intelligently upmixes 2-channel audio into room-filling virtual surround sound with enhanced voice clarity.
• Ultra-Slim Gallery Design – Streamlined, borderless aesthetic maximizes active viewing area and mounts flush against the wall.

Specifications

Feature	Specification
Model	OLED55B46LA
Screen Size	55 Inches
Display Type	Self-Lit 4K OLED
Native Refresh Rate	120Hz (Up to 144Hz VRR)
Resolution	4K Ultra HD (3840 x 2160)
Picture Processor	α8 AI Processor 4K
HDR Format	Dolby Vision, HDR10, HLG, Dynamic Tone Mapping
Operating System	LG webOS (with AI Hub & LG Shield)
Smart AI Support	Intelligent Voice Recognition, Multi-AI Assistant Search
Audio Output	20 Watts (Virtual 9.1.2 Channel α8 AI Sound Pro, Dolby Atmos)
Wireless Connectivity	Wi-Fi 5, Bluetooth 5.1, Apple AirPlay 2 / Google Cast
Physical Ports	4 x HDMI 2.1 (4K 120Hz/144Hz / eARC / VRR / ALLM / QMS), 2 x USB 2.0, LAN, Optical Out
Digital Tuner	Built-in Digital Receiver (DVB-T2/C/S2)
Dimensions (WxDxH)	Approx. 1228 x 45.9 x 708 mm (Without Stand)

Common FAQs

What are the main advantages of LG OLED compared to LED/LCD TVs?

LG OLED screens use self-lit pixels rather than a LED backlight. Because each pixel can turn off independently, it achieves absolute pitch black, infinite contrast ratio, wider viewing angles without color wash-out, and ultra-fast 0.1ms response times.

Is the LG OLED55B46LA optimized for gaming?

Yes, it is a top-tier gaming display featuring 4 x HDMI 2.1 ports supporting 4K at 120Hz/144Hz, Variable Refresh Rate (VRR), NVIDIA G-Sync, AMD FreeSync Premium, Auto Low Latency Mode (ALLM), and LG’s dedicated Game Optimizer interface.

How does the α8 AI Processor 4K enhance OLED picture performance?

The α8 AI Processor analyzes the video source frame-by-frame, applying AI Noise Reduction, AI Super Upscaling, and precise brightness control to optimize contrast and shadow details without over-saturating light areas.

Does this OLED TV support Dolby Vision and Dolby Atmos?

Yes, it natively supports both Dolby Vision HDR picture processing and Dolby Atmos spatial audio decoding for a complete cinematic theater experience.

Can the LG OLED55B46LA be wall-mounted?

Yes, the slim rear cabinet includes standard VESA 300 x 200 mm mounting screw patterns, allowing it to be wall-mounted using standard fixed, tilt, or full-motion 55-inch brackets.