Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Display | |
| Aspect ratio | 16:9 |
| Display diagonal | 195.6 cm (77") |
| Display brightness | 1000 cd/m² |
| Response time | 0.1 ms |
| Display resolution | 4K 3840 x 2160 pixels |
| Display diagonal (metric) | 195 cm |
| Automatic brightness control | ![]() |
| Motion interpolation technology | OLED Motion |
| Display technology | OLED evo |
| Native aspect ratio | 16:9 |
| HD type | 4K Ultra HD |
| Screen shape | Flat |
| Display refresh rates supported | 165 Hz |
| Native refresh rate | 120 Hz |
| Audio | |
| Audio decoders | Dolby Atmos, Dolby Digital |
| RMS rated power | 60 W |
| Audio output channels | 4.2 channels |
| Built-in speaker(s) | ![]() |
| Built-in subwoofer | ![]() |
| Number of speakers | 2 |
| Sound modes | AI Acoustic Tuning, AI Sound Pro, Clear Voice Pro |
| Enhanced Audio Return Channel (eARC) | ![]() |
| TV Sound Mode Share | ![]() |
| Ports & interfaces | |
| USB 2.0 ports quantity | 3 |
| Ethernet LAN (RJ-45) ports | 1 |
| Digital audio optical out | 1 |
| PC in (D-Sub) | ![]() |
| RF ports quantity | 2 |
| HDMI ports quantity | 4 |
| Common interface (CI) | ![]() |
| HDMI version | 2.1 |
| HDCP | ![]() |
| Audio Return Channel (ARC) | ![]() |
| Consumer Electronics Control (CEC) | SimpLink |
| RF connector type | F, IEC |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 3 |
| Weight & dimensions | |
| Height | 1130 mm |
| Depth | 228 mm |
| Stand width | 50.1 cm |
| Width (with stand) | 1879 mm |
| Height (with stand) | 1130 mm |
| Depth (with stand) | 228 mm |
| Stand depth | 32.1 cm |
| Weight (without stand) | 33.6 kg |
| Height (without stand) | 982 mm |
| Width (without stand) | 1879 mm |
| Depth (without stand) | 24.8 mm |
| Energy management | |
| Power supply type | Internal |
| Power consumption (off) | 0.5 W |
| Power consumption (standby) | 0.5 W |
| Energy efficiency class | E |
| AC input frequency | 50/60 Hz |
| AC input voltage | 100 - 240 V |
| Power consumption (max) | 300 W |
| Energy efficiency scale | A to G |
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 101 kWh |
| Energy consumption (HDR) per 1000 hours | 299 kWh |
| Networking | |
| Wi-Fi standards | 802.11a, Wi-Fi 5 (802.11ac), 802.11b, Wi-Fi 6 (802.11ax), 802.11g, Wi-Fi 4 (802.11n) |
| Bluetooth version | 5.3 |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| Wi-Fi | ![]() |
| Wi-Fi Direct | ![]() |
| Miracast | ![]() |
| Web browser | ![]() |
| Packaging data | |
| Package weight | 45.6 kg |
| TV tuner | |
| Tuner type | Analog & digital |
| Auto channel search | ![]() |
| Digital signal format system | DVB-S2, DVB-C, DVB-T, DVB-T2, DVB-S |
| Management features | |
| Electronic Programme Guide (EPG) | ![]() |
| On/Off timer | ![]() |
| Voice control | ![]() |
| Programming period | 7 day(s) |
| Picture mute (for radio) | ![]() |
| Works with the Google Assistant | ![]() |
| Works with Apple Siri | ![]() |
| Packaging content | |
| Remote control included | ![]() |
| Cables included | AC |
| Remote control type | Magic Remote MR25GA |
| Desktop stand | ![]() |
| Mounting kit | ![]() |
| Brand-specific features | |
| LG technologies (AV/TV) | AI Super Upscaling 4K, Bluetooth Surround Ready, Dynamic Tone Mapping Pro, LG Channels, LG Sound Sync, Magic Remote Control, ThinQ™, WOW Orchestra |
| Other features | |
| Warranty period | 5 year(s) |
| Design | |
| Product colour | Black |
| Panel mounting interface | 300 x 300 mm |
| On/off switch | ![]() |
| VESA mounting | ![]() |
| Introduction year | 2025 |
| Performance | |
| Audio formats supported | MP2, AAC, MP3, HE-AAC, WMA, AC3, AC4, apt-X, EAC3, PCM |
| Game mode | ![]() |
| Ambient light sensor | ![]() |
| Local dimming | ![]() |
| Smartphone/tablet remote support | ![]() |
| USB recording | ![]() |
| NVIDIA G-SYNC | ![]() |
| Picture processing technology | LG AI Picture Pro |
| AMD FreeSync | ![]() |
| High Dynamic Range (HDR) supported | ![]() |
| High Dynamic Range (HDR) technology | Dynamic Tone Mapping PRO, Filmmaker Mode, High Dynamic Range 10 (HDR10), Dolby Vision, Hybrid Log-Gamma (HLG) |
| NVIDIA G-SYNC type | G-SYNC |
| AMD FreeSync type | FreeSync Premium |
| Game features | 4K HFR (High Frame Rate), Auto Low Latency Mode (ALLM), Game Dashboard, HGiG, Variable Refresh Rate (VRR) |
| Multi View | ![]() |
| AI Upscale | ![]() |
| Backlight dimming technology | Pixel Dimming |
| Picture processor | α11 4K AI |
| Smart TV | |
| Operating system installed | WebOS |
| Operating system version | 25 |
| Internet TV | ![]() |
| Smart TV | ![]() |
| Screen mirroring | ![]() |
| Apple AirPlay 2 support | ![]() |
| EAN | 8806096408933 |
The LG OLED77G51LW is a 77-inch television featuring an OLED evo panel with self-lit pixels, designed to produce high contrast ratios and absolute blacks. It operates at a 4K Ultra HD resolution of 3840 x 2160 pixels. The α11 AI Processor 4K Gen2 manages image processing, which includes brightness enhancements and dynamic tone mapping. This model supports multiple High Dynamic Range formats, including HDR10, Dolby Vision, and HLG, to render a wider spectrum of color and luminance.
This television is equipped with features for gaming, including a native 165 Hz refresh rate and compatibility with G-Sync and FreeSync for reduced screen tearing. Its audio system consists of two speakers with a total output of 60 W and supports Dolby Atmos for object-based sound. The unit runs on the webOS platform, providing access to a variety of streaming applications and voice control functionality. Connectivity options include four HDMI 2.1 ports, three USB ports, Wi-Fi 6, and Bluetooth 5.3 for pairing with external devices.
Key Features:- Display: 77" (195 cm), OLED evo panel, Self-lit Pixels, native 165 Hz, OLED Motion
- Resolution: 4K Ultra HD (3840 x 2160 pixels)
- Picture Processing: α11 AI Processor 4K Gen2, OLED Dynamic Tone Mapping Pro, Local Dimming – Yes
- HDR: HDR10, Dolby Vision, HLG
- Gaming: Game Mode – Yes
- Audio: 2 speakers, total output 60 W, audio formats Dolby Atmos, eARC – Yes
- Smart TV: webOS 25, voice control Yes, internet TV Yes, apps – Netflix, YouTube, Prime Video, Disney+
- Wireless: Wi-Fi 6 (802.11ax), Bluetooth 5.3, Miracast Yes
- Connections: HDMI 2.1 (4×), USB (3×), LAN Yes, optical audio out Yes, headphone out No
- Energy Efficiency: Class E, standby consumption 0.5 W
- Mounting: VESA 300 x 300 mm, stand width 501 mm
- Dimensions (with stand): 1879 × 1130 × 228 mm
- Weight: 33600 g
Estimated delivery: 22.12 - 24.12
Today: 10:00 - 18:00
Estimated delivery: 22.12 - 24.12
Today: 09:00 - 17:00
Estimated delivery: 22.12 - 24.12
Today: 10:00 - 17:00
Estimated delivery: 22.12 - 24.12
Today: 10:00 - 18:00
Estimated delivery: 22.12 - 24.12
Today: 10:00 - 17:00
Estimated delivery time: 22.12 - 24.12
Estimated delivery time: 23.12
- EU Product Fiche (English)
- manual pdf (English)



