LG OLED77C56LB 77" 4K OLED TV
Pure OLED Perfection – Designed to Impress at Every Angle
Experience breathtaking OLED innovation with the LG OLED77C56LB – a 77" 4K TV built to deliver exceptional detail, immersive sound, and a bold, ultra-slim design. With cutting-edge picture and sound enhancements powered by the α9 AI Processor, LG's signature Brightness Booster, and self-lit OLED technology, this TV transforms your living room into a cinematic masterpiece.
α9 AI Processor 4K Gen8 – Optimised for OLED
At the heart of the C5 series is LG’s latest α9 AI Processor – exclusive to OLED – engineered to automatically enhance every scene. With AI Super Upscaling, it delivers refined image sharpness and clarity while elevating sound for an enveloping home cinema experience.
OLED Brightness Booster – Vivid Detail in Any Light
Whether you're watching in daylight or a dim room, LG's Brightness Booster ensures visuals remain rich, vibrant and crystal clear. Advanced light control maximises brightness without compromising contrast, for dynamic picture performance across every scene.
Perfect Black & Self-Lit Pixel Precision
With millions of self-lit pixels, OLED technology achieves absolute black and infinite contrast – revealing hidden details even in the darkest scenes. Combined with 100% colour fidelity and pixel-level accuracy, your content is displayed just as the creator intended.
Dolby Vision, Filmmaker Mode & Dolby Atmos
Bring movies to life with true-to-theatre picture and sound. Dolby Vision and Filmmaker Mode preserve the artistic integrity of every frame, while Dolby Atmos produces powerful, multidimensional audio that surrounds you in every scene.
Next-Gen Gaming with 4K@144Hz
Dominate your gaming sessions with ultra-fast response times under 0.1ms and VRR support up to 144Hz. Packed with HDMI 2.1 features like ALLM and eARC, plus G-Sync, FreeSync, and Game Optimiser, the C5 is ready for serious play. Enjoy smoother motion, real-time adjustments, and instant access to Twitch via the intuitive webOS platform.
webOS Smart Platform with AI Magic Remote
Explore a world of streaming apps, personalised recommendations, and AI voice control. LG’s webOS includes the AI Chatbot, Voice ID for user recognition, and access to top streaming services. Plus, enjoy free upgrades for five years via LG's webOS Re:new program.*
Cinematic Sports & Motion Clarity
Get front-row realism with LG’s OLED Motion technology. Whether you're watching fast-paced sports or live events, enjoy smoother action, enhanced clarity, and spatial sound that puts you at the centre of the action.
Refined Minimalist Design
With a super-slim profile, ultra-thin bezels, and premium stand, the LG OLED77C56LB complements any interior with style. It blends beautifully into your living space while delivering standout performance.
LG Soundbar Synergy
Pair with a compatible LG Soundbar to unlock WOW Orchestra and WOW Interface – syncing TV and soundbar audio for fuller, richer sound. Control settings seamlessly through the TV's remote and menus.
Connectivity
| Bluetooth |
Yes |
| HDMI |
Yes |
| HDMI Version |
4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4 port)) |
| Number of HDMI Ports |
4 |
| Number of USB Ports |
3 |
| Smart TV |
Yes |
| USB |
Yes |
| Wi-Fi |
Yes |
Dimensions & Weight
| Depth |
26.7 cm |
| Depth with Stand |
26.7 cm |
| Height |
103.5 cm |
| Height with Stand |
103.5 cm |
| Shipping Depth |
22.8 cm |
| Shipping Height |
113 cm |
| Shipping Weight |
38.5 kg |
| Weight |
27.1 kg |
| Width |
171.1 cm |
Accessories
| VESA Mount Compatible |
Yes |
| Vesa Mount Size |
300 x 200 |
Programmes & Functions
| Digital Tuner |
Yes |
| Electronic Program Guide |
Yes |
Brown Goods & SDA Features
| Speakers |
1 |
| USB Recording |
Yes |
General
| Additional Information |
Ultra Slim Design – sharp profile, narrow bezels and premium stand
Smart webOS platform with advanced AI functionality plus all your favourite streaming services
Perfect Black – self-lit pixels provide infinite contrast
Incredible brightness with Brightness Booster
Advanced α9 AI processor for stunning pictures and sound – Designed for and exclusive to LG OLED |
| Features |
a9 AI processor
Brightness Booster
Self-lit pixels |
| Product Type |
TV |
Technical Details
| Operating System |
webOS |
| RMS Output Power |
40W |
Additional Information
| Warranty/Guarantee |
5 Year Warranty |
| Warranty Redemption Information |
Consumer keeps receipt |
| PSTI Compliance |
PSTI Compliance - Download certificate
|
Display
| Aspect Ratio |
16:09 |
| Maximum Resolution |
4K Ultra HD (3,840 x 2,160) |
| Screen size |
77 in |
| Screen Technology |
4K OLED |
| Standard Refresh Rate |
120Hz Native (VRR 144Hz) |
Design Elements
| Colour |
Black |
| Colour Group |
Black |
Efficiency & Standard
| Energy Efficiency Class |
F |
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