New (2025) LG 77-inch OLED AI B5 4K Smart TV OLED77B5PUA

Specifications

Key Specs
Display Type OLED
Resolution 4K (2160p)
Screen Size Class 77 inches
High Dynamic Range (HDR) Yes
High Dynamic Range Format Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG)
OLED Technology Standard OLED
Refresh Rate 120Hz
Motion Enhancement Technology OLED Motion
Specific Manufacturer Technologies Alpha 8 AI Processor Gen 2
Smart Platform webOS
Featured Streaming Services Netflix, Max, Disney+, YouTube, Prime Video, Apple TV+, Sling TV
Number of HDMI Inputs (Total) 4
TV Tuner Type ATSC, Clear QAM
Works With Amazon Alexa, Google Home, Apple Home
Voice Assistant Built-in Amazon Alexa

General
Brand LG
Model Number OLED77B5PUA
Product Name 77″ Class B5 Series OLED AI 4K UHD Smart webOS TV (2025)
Series OLED – B5 series
Model Year 2025

Dimensions
Product Height With Stand 41.6 inches
Product Width 67.7 inches
Product Depth With Stand 12.6 inches
Product Height Without Stand 38.9 inches
Product Depth Without Stand 2 inches
Product Weight With Stand 51.8 pounds
Product Weight Without Stand 50.5 pounds
Stand Width 55.2 inches
Stand Depth 12.6 inches
Adjustable Stand Width No

Display
Display Type OLED
Resolution 4K (2160p)
Screen Size 77.4 inches
Screen Size Class 77 inches
High Dynamic Range (HDR) Yes
High Dynamic Range Format Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG)
Picture Quality Enhancement Technology Dynamic Tone Mapping Pro
OLED Technology Standard OLED
Curved Screen No
Refresh Rate 120Hz
Motion Enhancement Technology OLED Motion
Maximum Contrast Ratio (Native) Infinite
Synchronization Technology G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync (AMD Adaptive Sync)
Closed Captioning Yes

Features
Remote Control Type Magic
Specific Manufacturer Technologies Alpha 8 AI Processor Gen 2
Smart Capable Yes
Smart Platform webOS
Featured Streaming Services Netflix, Max, Disney+, YouTube, Prime Video, Apple TV+, Sling TV
Screen Mirroring Yes
Screen Mirroring Technology Apple AirPlay 2, Google Cast
Content Sharing Mobile to TV
Indoor Or Outdoor Use Indoor
Text-To-Speech Yes
TV Tuner Digital

Connectivity
Number of HDMI Inputs (Total) 4
Display Connector(s) 4 x HDMI
Network Connector(s) 1 x LAN
Audio Only Outputs 1 x Optical digital audio
HDMI Audio Return Channel (ARC) eARC
Wireless Connectivity Wi-Fi, Bluetooth
TV Tuner Type ATSC, Clear QAM
RF Antenna Input Yes
Number Of USB Port(s) (Total) 2
Wireless Networking Standard Wi-Fi 6E
Bluetooth Version 5.3
Headphone Jack No

Compatibility
VESA Wall Mount Standard 300mm x 200mm
Works With Amazon Alexa, Google Home, Apple Home
Voice Assistant Built-in Amazon Alexa

Audio
Built-In Speakers Yes
Built-in Speaker Type Downward firing
Surround Sound Supported Dolby Atmos
Number of Audio Channels 2.0

Power
ENERGY STAR Certified Yes
EPEAT Qualified No

Included
Wall Mount Included No
Stand Included Yes

Warranty
Warranty – Parts 1 year limited
Warranty – Labor 1 year limited

Box Dimension
Height 44.5 inches
Width 74.8 inches
Depth 7.9 inches
Cubic Dimension 26296 inches