LG - 77" Class B5 Series OLED AI 4K UHD Smart webOS TV (2025)
Customers are saying
Customers regard this product highly for its exceptional picture quality, particularly noting the deep black levels and impressive OLED performance. Users also appreciate the sleek design and the straightforward setup process that makes installation easy. While the vast majority of feedback is positive, a small number of users have expressed concerns regarding long-term reliability and occasional lag within the app interface.
Highlights
Alpha 8 AI Processor Gen2
Alpha 8 AI Processor Gen2 detects what you're watching and automatically improves the picture and sound quality
Perfect Black & Perfect Color
Over 8.3 million self-lit smart pixels with Perfect Black and Perfect Color technology.
Dolby Vision, Dolby Atmos & FILMMAKER MODE
Enjoy movie magic from home with Dolby Vision, Dolby Atmos¹ & FILMMAKER MODE
Ultimate Game Play
Packed with gaming features like NVIDIA G-Sync and 120Hz refresh rate
AI webOS, LG Channels, webOS & Re:New
LG’s Award winning Smart TV platform powered by webOS. Get access to apps & view over 300 free LG Channels. Plus get up to 5 years of software updates with webOS Re:New.⁴
Personalized Picture / Sound Wizard
The Personalized Picture & Sound Wizard uses AI technology to analyze your favorite images and sound clips to create a personalized picture and audio experiences tailored for you.
- Display TypeOLEDResolution4K (2160p)Screen Size Class77 inchesHigh Dynamic Range (HDR)YesHigh Dynamic Range FormatDolby Vision, HDR 10, Hybrid Log-Gamma (HLG)
Reviews
This product doesn't have any reviews yet.
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The LG OLED B5 is a premium watching experience that offers more than meets the eye. You'll be able to 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 Atmos¹ and FILMMAKER MODE give you the big-picture experience straight from your couch. Enjoy outstanding picture powered by the α8 AI Processor, which uses AI to detect what you're watching and automatically improves the picture and sound quality of whatever you're watching. Search less and stream more, thanks to the next generation of AI technology from LG webOS 25. With Quick Cards, group your favorite apps into categories and even have instant access to over 300 free channels with LG Channels.² All LG OLED TVs have NVIDIA G-Sync, AMD FreeSync Premium and VRR to further improve gaming quality. And four HDMI 2.1 inputs allow you to plug in all the devices you need for the win. Whether you game on consoles or on the cloud,³ the LG Game Dashboard and Game Optimizer put all the control at your fingertips.
The advanced LG OLED evo C5-Series is better than ever. The LG OLED evo C5 is powered by the next-gen Alpha 9 Gen8 AI Processor —exclusively made for LG OLED—for ultra-realistic picture and sound along with boosted brightness for luminosity and high contrast, even in well-lit rooms. AI-assisted deep learning analyzes what you're watching and uses your preferences to choose the best picture and sound setting for your content. The C5's almost invisible bezel, ensures it blends with your surroundings. When you're finished watching, display art, photos and other content make the C5 a versatile statement piece. Search less and stream more, thanks to the next generation of AI technology from LG webOS 25. Every LG OLED comes loaded with Dolby Vision for extraordinary color, contrast and brightness, plus Dolby Atmos¹ for immersive sound you can feel all around you. FILMMAKER MODE allows you to see films just as the director intended. Packed with gaming features, the LG OLED evo C-Series comes with everything you need to win like a 0.1ms response time, native 120Hz refresh rate, with VRR for PC gaming and four HDMI 2.1 inputs.
Self illuminating pixels deliver bright, expert validated color and the dramatic contrast of OLED, driven by our advanced AI processor. Experience a stunning picture with enhanced brightness and depth, all in a sleek design with a thin bezel. Dive into your content with Samsung Vision AI experiences and immerse yourself in multi dimensional audio with top firing speakers.
LG QNED AI 4K TV's deliver vibrant colorful images for an immersive viewing experience. HDR10 Pro delivers a dramatic visual experience and elevated picture quality by enhancing each color on your screen for a "wow" effect. You'll enjoy outstanding picture powered by the Alpha 7 AI Processor Gen3, which uses AI to detect what you're watching and automatically improves the picture and sound quality. You'll also experience less searching and more streaming, thanks to LG’s award-winning Smart TV platform: webOS.¹ For gamers, you can quickly customize your gaming experience in one location with the LG Game Optimizer. And, with GeForce NOW & Xbox Cloud Gaming included, you can quickly stream and get int your favorite apps.²
| Pros for LG - 77" Class B5 Series OLED AI 4K UHD Smart webOS TV (2025) | |||
|---|---|---|---|
| Picture Quality, OLED Quality, Setup Ease, Brightness, Black Level | Picture Quality, OLED Quality, Brightness, Setup Ease, Black Level | Picture Quality, OLED Quality, Design | Picture Quality, Ease of Setup |
| Cons for LG - 77" Class B5 Series OLED AI 4K UHD Smart webOS TV (2025) | |||
| Reliability, App Performance | Remote Control, Connectivity | There were no cons for this product— | There were no cons for this product— |
Specs
Does this tv have four 2.1 hdmi ports.
Answered by LG Digital Customer CareHi there. Thank you for sharing your inquiry with us regarding the connectivity of your LG OLED77B5PUA TV. We understand your question about the HDMI ports, and it is a great question, especially for those who enjoy high-performance gaming and media. We can confirm that your OLED77B5PUA TV is equipped with a total of four HDMI inputs, and all four of these ports fully support the key HDMI 2.1 features. Here is the simple and direct specification for the connectivity on your unit: HDMI Input: 4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4 port)) This is beneficial because it means you can connect multiple next-gen devices, such as gaming consoles and PCs, and experience advanced features like 4K resolution at a 120Hz refresh rate, Variable Refresh Rate (VRR), and Auto Low Latency Mode (ALLM) across all four ports. https://www.bestbuy.com/product/lg-77-class-b5-series-oled-ai-4k-uhd-smart-webos-tv-2025/JJ8VPZTKZW Your feedback is important, and we'd like to assist you further. If you have any further questions about how to best set up your devices or other features, please send us a private message on Social Media @LGUSSupport, and our team will be more than happy to assist you. —Renzo
What is the viewing angle?
Answered by LG Digital Customer CareThe LG 77" Class B5 Series OLED AI 4K UHD Smart webOS TV (2025), Model # OLED77B5PUA, has an excellent viewing angle of about 70° from the center. OLED TVs are designed to maintain image quality at various viewing angles, making them ideal for group settings with spread-out seating...^Ivan.
What’s the weight of this TV?
Answered by LG Digital Customer CareHi there, Itunu. We understand your inquiry regarding the weight of the OLED77B5PUA. We can certainly provide you with this information. The TV weight without the stand is 50.5 lbs, and the weight with the stand is 51.8 lbs. https://www.bestbuy.com/product/lg-77-class-b5-series-oled-ai-4k-uhd-smart-webos-tv-2025/JJ8VPZTKZW If you have any further questions about its features, please contact us on lgdigitalcare@lg.sprinklrsupport.com, and our team will be more than happy to assist you. —Renzo
When the TV is attached to the stand, how much clearance is there between the bottom of the tv and the cabinet it sits on? Ie how tall a soundbar can I use beneath the tv without obscuring controls or the screen?
Answered by LG Digital Customer CareHello there, James. Thank you for your inquiry regarding the OLED77B5PUA. We understand you need to know the clearance height for a soundbar when using the TV stand. Based on the product dimensions, the height of the TV with the stand is 41.6 inches, while the height without the stand is 38.9 inches. This provides approximately 2.7 inches of clearance between the surface and the bottom of the TV screen. https://www.bestbuy.com/product/lg-77-class-b5-series-oled-ai-4k-uhd-smart-webos-tv-2025/JJ8VPZTKZW If you have any further questions about its features, please send us a private message on Social Media @LGUSSupport, and our team will be more than happy to assist you. —Renzo
Does this TV include a stand?
Yes, this LG TV comes with a stand.
This question and answer was generated by AI based on customer and product data.
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