LG 50" UA77 Series 4K UHD AI Smart TV (2025)
50UA7700PUB
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LG 50" UA77 Series 4K UHD AI Smart TV (2025)
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Product Details
LG 50" UA77 Series 4K UHD AI Smart TV (2025)
A space-efficient 50" 4K HDR smart TV platform with α7 AI optimization, webOS 25, and gaming-ready motion support
The LG UA77 50" Series (2025) delivers crisp 4K HDR performance in a footprint tailored for bedrooms, apartments, and smaller living rooms—without compromising on platform intelligence. Powered by the α7 AI Processor 4K Gen8, the UA77 continuously optimizes picture and sound in real time, while HDR10 Pro and Dynamic Tone Mapping enhance contrast and highlight structure for more cinematic realism. webOS 25 with ThinQ AI simplifies content discovery across leading streaming apps and built-in LG Channels, providing 350+ free channels for instant live viewing. For gaming, VRR and ALLM support smoother motion and lower perceived latency, complemented by HGiG Mode and Game Optimizer controls for more predictable HDR behavior and fast on-screen tuning. With Alexa, Google Assistant, Apple Home, AirPlay 2, and Google Cast integration, UA77 also functions as a modern smart-home endpoint. The Re:New platform program extends lifecycle value with 5-year software updates for long-term confidence.
Compact-Scale 4K HDR with AI Refinement, Smart Streaming, and Gaming Optimization
UA77 is engineered around high-impact fundamentals: 4K clarity, HDR contrast enhancement, an updated smart platform, and responsive gaming support. The α7 AI Processor 4K Gen8 drives real-time picture and sound optimization, while HDR10 Pro plus Dynamic Tone Mapping help preserve fine gradations in shadows and highlights. webOS 25 consolidates apps, personalization, and LG Channels for subscription-free live content. For gameplay, VRR and ALLM support smoother motion and reduced latency, while HGiG Mode and Game Optimizer streamline HDR gaming configuration for consoles and cloud services.
Gaming features and cloud gaming availability can vary by region, service, and device compatibility. Software update eligibility follows LG’s Re:New platform program terms.
Core Capabilities
α7 AI Processor 4K Gen8 for Real-Time Picture and Sound Optimization
The UA77 leverages LG’s α7 AI Processor 4K Gen8 to refine brightness, detail, and scene balance continuously, while AI-driven audio tuning helps tailor output for the content you’re watching.
HDR10 Pro + Dynamic Tone Mapping for Refined Contrast and Detail
HDR10 Pro enhances perceived contrast and color realism, while Dynamic Tone Mapping analyzes each scene to better preserve highlight structure and shadow detail. FILMMAKER MODE maintains original cadence for director-intent playback.
Game Optimizer with VRR, ALLM, FreeSync, and HGiG
VRR and ALLM support smoother gameplay and more responsive control, while HGiG Mode helps align HDR tone mapping for games. Game Optimizer centralizes tuning for quick adjustment across genres.
webOS 25 + ThinQ AI with LG Channels and Multi-Assistant Smart Control
webOS 25 provides a modern interface with personalization and ThinQ AI intelligence, plus built-in LG Channels for free live content. Integrated support for Alexa, Google Assistant, and Apple Home, along with AirPlay 2 and Google Cast, enables frictionless control and sharing across devices.
Key Features
A future-ready 50" smart TV platform built for 4K HDR clarity, responsive gaming, and smart-home interoperability
50" 4K UHD Clarity
3840 × 2160 resolution delivers sharp detail in a space-efficient size for everyday rooms.
α7 AI Processor 4K Gen8
Automatic scene-level tuning optimizes picture and sound in real time for consistent output.
HDR10 Pro + Dynamic Tone Mapping
Improves contrast realism and detail retention across bright highlights and dark scenes.
Game Optimizer (VRR/ALLM/HGiG)
Supports smoother motion and lower perceived latency with HDR gaming alignment tools.
webOS 25 + LG Channels
Modern smart interface with ThinQ AI personalization plus 350+ free live channels built in.
AirPlay 2 + Cast + Voice Assistants
Streamlined sharing and control across iOS/Android with support for Alexa, Google, and Apple Home.
Technical Specifications
Display & Video
Processing, Gaming & Smart
Connectivity & Wireless
Audio, Power & Physical
What’s in the Box
LG UA77 50" 4K HDR Smart LED TV (2025)
4K UHD smart TV with α7 AI Gen8 processing, webOS 25, HDR10 Pro, and Game Optimizer tools
Remote + Batteries
Remote control with built-in microphone and 2× AAA batteries
Power Cable
AC power connection
Stand
Included feet/stand hardware for tabletop placement
Warranty
Limited 1-Year Manufacturer Warranty
Included in the Box