Experience premium home entertainment with the LG OLED77G54LW.AEK 77-inch 4K OLED evo AI G5 Smart TV, a flagship television engineered to deliver breathtaking picture quality, advanced AI processing and immersive sound. Featuring self-lit OLED evo technology, this TV produces perfect blacks, infinite contrast and vivid colour accuracy across a stunning 77-inch display.

Powered by LG’s cutting-edge α11 AI Processor 4K Gen2, the TV intelligently analyses content to optimise picture clarity, brightness and colour while also improving sound performance. AI engines detect objects with pixel-level precision and upscale content to near-4K quality for exceptional detail and realism.

The OLED evo panel with Brightness Booster technology enhances luminance compared to previous OLED generations, ensuring brighter highlights while maintaining perfect black levels and colour fidelity.

Combined with Dolby Vision HDR, Dolby Atmos audio and LG’s webOS smart platform, the OLED77G54LW delivers a cinematic viewing experience for movies, sports and gaming while providing access to all your favourite streaming services.

Key Features

• 77-inch 4K Ultra HD OLED evo display delivering exceptional contrast and vibrant colours

• Self-lit OLED pixels producing perfect blacks and infinite contrast

• α11 AI Processor 4K Gen2 with advanced AI picture and sound optimisation

• AI Super Upscaling enhancing lower-resolution content to near-4K clarity

• Brightness Booster technology delivering improved OLED brightness

• Dolby Vision HDR support for enhanced dynamic range and colour accuracy

• Dolby Atmos audio providing immersive cinematic sound

• 120Hz native refresh rate with ultra-smooth motion processing

• LG webOS smart TV platform with personalised recommendations and streaming apps

• Game Optimiser with NVIDIA G-SYNC and AMD FreeSync Premium for smooth gaming

• HDMI 2.1 connectivity enabling next-generation gaming features

• Gallery design allowing the TV to sit flush against the wall for a premium look

Full Specifications

Display

• Screen Size: 77 inches (195.6 cm)

• Resolution: 3840 × 2160 (4K Ultra HD)

• Display Technology: OLED evo

• Panel Type: Self-emissive OLED

• Refresh Rate: 120Hz native (VRR up to 165Hz)

• HDR Support: Dolby Vision, HDR10, HLG

• Response Time: Approx. 0.1 ms

• Viewing Angle: Wide viewing angle

• Aspect Ratio: 16:9

Picture Technology

• Processor: α11 AI Processor 4K Gen2

• AI Picture Processing: AI Picture Pro

• Upscaling: AI Super Upscaling 4K

• Contrast Technology: Pixel Dimming / Infinite Contrast

• Colour Technology: Perfect Colour / OLED evo Colour Boost

• Motion Processing: OLED Motion / 4K HFR

• Dynamic Tone Mapping Pro

• Filmmaker Mode: Yes

Audio

• Speaker System: Multi-channel speaker system

• Audio Output: approx. 40–60W total output (model configuration dependent)

• Sound Technologies: Dolby Atmos

• Audio Processing: AI Sound Pro

• Virtual Surround Sound support

• Soundbar Compatibility: WOW Orchestra compatible

Smart TV Features

• Operating System: webOS Smart TV (webOS 25)

• Voice Assistants: Amazon Alexa and Google Assistant compatibility

• Streaming Apps: Netflix, Disney+, Prime Video, YouTube and more

• LG ThinQ AI: Smart home integration

• Screen Mirroring: Apple AirPlay 2 and casting support

• Personalised Profiles and recommendations

Gaming Features

• HDMI 2.1 connectivity

• 4K gaming up to 120Hz (VRR up to 165Hz)

• NVIDIA G-SYNC compatibility

• AMD FreeSync Premium support

• Variable Refresh Rate (VRR)

• Auto Low Latency Mode (ALLM)

• Game Optimiser dashboard

Connectivity

• HDMI Ports: 4 (HDMI 2.1 supported)

• USB Ports: 3

• Ethernet (LAN): Yes

• Wireless Connectivity: Wi-Fi and Bluetooth

• Digital Audio Output: Optical

• CI+ Slot: Yes

Tuner

• Digital Tuners: DVB-T2 / DVB-C / DVB-S2

Design & Dimensions

• Design: Gallery wall-mount design

• Colour: Black / metallic finish

• Screen Type: Flat panel

• Dimensions without Stand (W × H × D): approx. 1712 × 982 × 24.8 mm

• Weight: approx. 45.6 kg

Why Choose the LG OLED77G54LW?

The LG OLED77G54LW.AEK OLED evo AI G5 Smart TV represents the pinnacle of LG’s OLED technology. With self-lit OLED pixels, powerful AI picture processing and advanced HDR support, it delivers stunning realism with perfect blacks and vibrant colours.

Combined with Dolby Atmos sound, next-generation gaming features and the intuitive webOS smart platform, this premium 77-inch television transforms your living room into a truly immersive home cinema.