The unmatched beauty of self-lit OLED pixels in the LG OLED77B4P 77 inch B4 Class 4K UHD OLED HDR Smart webOS 24 TV with ThinQ AI - 77.8 Inch Diagonal is more than meets the eye. Keep pace with the action with a native 120Hz refresh rate for smoother movement whether you're gaming or watching sports. Entertainment extras like Dolby Vision™,* Dolby Atmos®* and FILMMAKER MODE™ give you the big-picture experience straight from your couch.
α8 AI Processor
No more fiddling with picture settings. The α8 AI Processor 4K with AI Picture Pro identifies the type of content you're watching to automatically select the ideal setting and fine-tune the picture for the best watching experience and with Multi View with 2 screens lets you split your screen into two unique views so you can watch even more than before.
Ultra Slim Design
The LG OLED B4 blends into the background with an almost invisible bezel for a seamless look. When you're finished watching, display paintings, photos and other content to blend the LG OLED B4 into your space.
webOS 24 & LG Channels
No matter which TV you choose, your LG TV makes it easier than ever to find what you need and more. Browse all your favorite streaming apps and let LG Channels connect you to 300+ free channels of sports, fitness, cooking and more.*
*Internet connection and subscriptions to streaming services are required; number of LG Channels subject to change.
Self-lit Pixels
LG's signature OLED technology creates an incredible watching experience and stellar picture quality illuminated with over 8 million self-lit pixels. Take in rich and accurate colors from the brightest to darkest parts of the scene thanks to 100% Color Volume* and with 100% Color Fidelity.
*Display Color Gamut Volume (CGV) is equivalent or exceeds the CGV of the DCI-P3 color space as verified independently** by Intertek.
Ultimate Gaming
Packed with gaming features, the LG OLED B-Series comes with everything you need to win. Experience crisp, smooth imagery from a 0.1ms response time and native 120Hz refresh rate. All LG OLED TVs have NVIDIA G-Sync, AMD FreeSync Premium and VRR to further improve gaming quality. Four HDMI 2.1 inputs allow you to plug in all the devices you need. Whether you game on consoles or on the cloud,* the LG Game Dashboard and Game Optimizer put all the control at your fingertips.
*Subscription and compatible gaming controller are required.
- Display Type: 4K OLED
- Display Resolution: 4K Ultra HD (3,840 x 2,160)
- Brightness Booster: -
- Refresh Rate: 120Hz Native
- Perfect Black: Yes
- Wide Color Gamut: OLED Color
- 100% Color Fidelity: Yes
- 100% Color Volume: Yes
- Picture Processor: α7 AI Processor Gen6
- AI Picture: AI Picture Pro
- AI Upscaling: AI Super Upscaling 4K
- Dynamic Tone Mapping: Yes (Dynamic Tone Mapping)
- HDR (High Dynamic Range) Dolby Vision / HDR10 / HLG
- Dolby Vision: Yes
- FILMMAKER MODE™: Yes
- Dimming Technology: Pixel Dimming
- Motion: OLED Motion
- Game Optimizer: Yes (Game Dashboard)
- G-Sync Compatible (Nvidia): Yes
- FreeSync Compatible (AMD): Yes
- VRR (Variable Refresh Rate): Yes
- ALLM (Auto Low Latency Mode): Yes
- HGIG Mode: Yes
- Response Time: <0.1 ms
- Cloud Gaming: NVIDIA Geforce Now, Utomik
- Operating System (OS): webOS 23
- ThinQ: Yes
- Intelligent Voice Recognition: Yes
- Magic Remote Control: Built-In
- Home Hub: Yes
- Amazon Alexa (Built-in): Yes (Built-in)
- Works with Amazon Alexa: Yes
- Works with Hey Google: Yes
- Works with Apple Home: Yes
- Works with Apple Airplay2: Yes
- Hands-free Voice Control: -
- Next Picks: Yes
- Art Gallery: Yes
- App Store: Yes (App)
- Full Web Browser: Yes
- LG Channels: Yes
- Who.Where.What?: Yes
- Sports Alert: Yes
- Multi View: Yes
- Room to Room Share: Yes (Receiver)
- Always Ready: -
- USB Camera Compatible: Yes
- Home Office: Yes
- Game Service: Yes
- Music Service: Yes
- Matter: Yes
- AI Concierge: Yes
- Content Partners: Netflix, HBO Max, Prime Video, Disney+, Apple TV, Hulu, Paramount+, Peacock, Youtube TV, Spotify, iHeartRadio and more
- Speaker System: 2.0 channel
- Speaker Direction: Down Firing
- Dolby Atmos: Yes
- AI Sound: AI Sound Pro (Virtual 5.1.2 Up-mix)
- DTS:X (by-pass only): Yes
- Clear Voice Pro: Yes
- WiSA Ready: Yes (Up to 2.1 Channel)
- Audio Codec: AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X (Refer to manual)
- LG Sound Sync: Yes
- Sound Mode Share: Yes
- Bluetooth Surround Ready: Yes (2 Way Playback)
- NEXTGEN TV (ATSC 3.0): -
- Wi-Fi Standard: Wi-Fi Certified (Wi-Fi 5)
- Bluetooth Support: Yes (v 5.0)
- IP Control: Yes
- Simplink (HDMI CEC): Yes
- TV Tuner: ATSC, Clear QAM
- Smartphone Remote App: Yes (LG ThinQ)
- HDMI Input: 4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS as specified in HDMI 2.1 (2 port))
- HDMI Audio Return Channel: eARC (HDMI 3)
- USB Input: 2ea (v 2.0)
- RF Input (Antenna/Cable): 1ea
- Composite In (AV) -
- Ethernet Input 1ea
- RS-232C Input (Min Jack) Yes
- SPDIF (Optical Digital Audio Out) 1ea
- Headphone output -
- Power Supply (Voltage, Hz): AC 120V, 50/60Hz
- Standby Power Consumption: Under 0.5W
- Power Consumption: 77": 146 W, 65": 120 W, 55": 100 W
- Annual Power Consumption, 77": 269 kWh/y, 65": 222 kWh/y, 55": 185 kWh/y
- TV Dimensions with Stand (WxHxD): 67.8" x 41.1" x 10.6"
- TV Dimensions without Stand (WxHxD): 67.8" x 39.1" x 2.2"
- Packaging Dimensions (WxHxD): 74" x 44.5" x 11.2"
- Stand Width: 29.5"
- TV Weight with Stand: 66.1 lbs
- TV Weight without Stand: 58.9 lbs
- Packaging Weight: 94.4 lbs
- VESA Mounting (W x H): 400 x 200
- UPC: 195174050934
- Wall Mount: -
- Remote: Magic Remote
- Remote Control Battery: Yes (AA x 2EA)
- Power Cable: Yes (Attached)
- Quick Start Guide: Yes
- E-Manual: Yes
- Stand: -
- Wall Mount: OLW480
- Floor Stand: FS22GB: 65", 55"
- TV Color: Black
- Stand Color: Light Black
- Limited Warranty: 1 Year Parts & Labor