| Display diagonal | 139.7 cm (55") |
| HD type | 4K Ultra HD |
| Display resolution | 3840 x 2160 pixels |
| LED backlight | Yes |
| LED backlighting type | Direct-LED |
| Screen shape | Flat |
| Native aspect ratio | 16:9 |
| Automatic brightness control | Yes |
| Display brightness | 300 cd/m² |
| Native refresh rate | 60 Hz |
| Display diagonal (metric) | 139 cm |
| Smart TV | Yes |
| Internet TV | No |
| Operating system installed | WebOS |
| Operating system version | 23 |
| Apple AirPlay 2 support | Yes |
| Smart modes | Cinema, Dolby Vision, Eco, Filmmaker, Game, Sports, Standard, Vivid |
| Sports apps | Sports Alerts |
| RMS rated power | 20 W |
| Audio output channels | 2.0 channels |
| Sound modes | AI Acoustic Tuning, AI Sound |
| Enhanced Audio Return Channel (eARC) | Yes |
| Wi-Fi | Yes |
| Wi-Fi standards | Wi-Fi 5 (802.11ac) |
| Bluetooth | Yes |
| Bluetooth version | 5.0 |
| Ethernet LAN | Yes |
| Web browser | Yes |
| Product colour | Black |
| VESA mounting | Yes |
| Panel mounting interface | 300 x 300 mm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | Dynamic Tone Mapping, Filmmaker Mode, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG) |
| Game features | Auto Low Latency Mode (ALLM), Game Optimizer, HGiG |
| HDMI ports quantity | 3 |
| HDMI version | 2.1 |
| PC in (D-Sub) | No |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 2.0 ports quantity | 2 |
| Digital audio optical out | 1 |
| RF ports quantity | 1 |
| Common interface (CI) | Yes |
| Consumer Electronics Control (CEC) | SimpLink |
| Power consumption (standby) | 0.5 W |
| Energy efficiency class (SDR) | G |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 81 kWh |
| Energy consumption (HDR) per 1000 hours | 121 kWh |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Energy efficiency scale | A to G |
| Power supply type | Internal |
| LG technologies (AV/TV) | Bluetooth Surround Ready, LG Channels, LG Sound Sync, ThinQ™, Works With Apple HomeKit |
| Processor | α5 AI Processor 4K Gen6 |
| Width (with stand) | 1235 mm |
| Depth (with stand) | 230 mm |
| Height (with stand) | 780 mm |
| Weight (with stand) | 14.1 kg |
| Width (without stand) | 1235 mm |
| Depth (without stand) | 57.5 mm |
| Height (without stand) | 715 mm |
| Weight (without stand) | 14 kg |
| Stand width | 94.8 cm |
| Stand depth | 23 cm |
| Package width | 1360 mm |
| Package depth | 162 mm |
| Package height | 810 mm |
| Package weight | 18.9 kg |
| Package type | Box |
| Desktop stand | Yes |
| Cables included | AC |
| Remote control included | Yes |
| Battery type | AAA |
| Number of batteries supported | 2 |
| Intelligent Voice Recognition | Yes |