LG, UHD 4K TV, 75 inch UR78 series, WebOS Smart AI ThinQ, Magic Remote, 3 side cinema, HDR10, HLG, AI Sound (5.1ch), 2 Pole stand, 2023 New
*The images used in the product overview below are for representative purposes.
*Refer to the image gallery at the top of the page for an accurate representation.
The nature image with rock mountain facing each other from above and below shows the contrast and details.
*HDR10 Pro is not a format LG's own Dynamic Tone Mapping applied frame by frame for HDR10 content.
*86"UR78 feature α7 AI Processor 4K Gen6.
A view of nature, compared picture quality that non 4K content and upscaled 4K content.
*Image quality of upscaled content will vary based on the source resolution.
A screen, depicting an image of a forest, having its brightness being adjusted for depending on the surrounding.
A UHD TV mount on wall behind a tabe with zen style setting.
A half of bottom screen and half of the sound bar. The TV displays white hoarses running above the water.
The interface to change settings is displayed on the TV screen.
*This feature is only supported on 2023 TV models. Support varies by model.
*Feature support varies by LG Soundbar model.
*Service availability may differ by region or country.
*Separate subscriptions required for OTT services.
*Reduced or limited content may be shown depending on region and network connectivity.
*An unlimited number of profiles can be created however the homescreen will only display up to 10 profiles.
A man's face is displayed on the TV screen, and recommended keywords are displayed nearby.
*Service Availability may vary depending on region and series.
*'For you keyword' can only be provided in countries that support NLP in their native language.
A woman is sitting on an armrest of a sofa, holding a laptop and watching TV. Inside the TV on the big screen, you can see four characters and a video conference.
A woman is sitting on an armrest of a sofa, holding a laptop and watching TV. Inside the TV on the big screen, you can see four characters and a video conference.
The logo of alexa built-in The logo of works with Apple AirPlay The logo of works with Apple Home The logo of works with Matter
*'Matter’ supported services and features may vary depending on the connected devices. Initial Connection for ThinQ and Matter should be via ThinQ mobile app.
*Apple, the Apple logo, Apple TV, AirPlay, and HomeKit are trademarks of Apple Inc., registered in the U.S. and other countries.
*Supported menus and apps may vary by country.
*Voice Command availability may vary by product and country.
*Menus displayed may be different upon release.
*Support for AirPlay 2 and HomeKit may vary by region.
Image showing a couple watching a show using an LG UHD TV.
A movie director is looking at a big TV monitor, editing something. The TV screen shows a tower crane in purple sky. FILMMAKER Mode logo is placed on bottom right corner.
A movie director is looking at a big TV monitor, editing something. The TV screen shows a tower crane in purple sky. FILMMAKER Mode logo is placed on bottom right corner.
There are logos of streaming service platforms and matching footages right next to each logo. There are images of Netflix's Wednesday, Apple TV's TED LASSO and PRIME VIDEO's The rings of power.
*Netflix streaming membership required.
*Apple, the Apple logo, and Apple TV are trademarks of Apple Inc, registered in the U.S. and other countries.
*Apple TV+ and/or select content may not be available in all regions.
*Apple TV+ requires a subscription.
*Amazon, Prime Video and all related logos are trademarks of Amazon.com, Inc. or its affiliates. Amazon Prime membership and/or Prime Video fees apply. See primevideo.com/terms for details.
*Supported services may differ by country.
*Availability of software updates may vary depending on model and region.
*Items in the Game Optimizer menu may vary by series.
*HGiG is a volunteer group of companies from the game and TV display industries that meet to specify and make available for the public guidelines to improve consumer gaming experiences in HDR.
A flower box upcycled using an LG UHD TV box packaging.
*Content on box may vary by model or country.
Display Type
4K UHD
Refresh Rate
60Hz Native
Picture Processor
α5 AI Processor 4K Gen6
HDR (High Dynamic Range)
HDR10 / HLG
Audio Output
20W
Speaker System
2.0 channel
TV Dimensions without Stand (WxHxD)
1678 x 964 x 59.9
TV Weight without Stand
31.4
Display Type
4K UHD
Display Resolution
4K Ultra HD (3,840 x 2,160)
Backlight Type
Direct
Refresh Rate
60Hz Native
Picture Processor
α5 AI Processor 4K Gen6
AI Upscaling
4K Upscaling
Dynamic Tone Mapping
Yes
AI Brightness Control
Yes
HDR (High Dynamic Range)
HDR10 / HLG
FILMMAKER MODE™
Yes
Picture Mode
9 modes (Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, (ISF)Expert(Bright Room), (ISF)Expert(Dark Room))
HGIG Mode
Yes
Game Optimizer
Yes (Game Dashboard)
ALLM (Auto Low Latency Mode)
Yes
High Contrast
Yes
Gray Scale
Yes
Invert Colors
Yes
TV Dimensions without Stand (WxHxD)
1678 x 964 x 59.9
TV Dimensions with Stand (WxHxD)
1678 x 1027 x 361
Packaging Dimensions (WxHxD)
1820 x 1115 x 200
TV Stand (WxD)
1344 x 361
TV Weight without Stand
31.4
TV Weight with Stand
31.8
Packaging Weight
40.7
VESA Mounting (WxH)
400 x 400
AI Sound
AI Sound (Virtual 5.1 Up-mix)
Clear Voice Pro
Yes
LG Sound Sync
Yes
Sound Mode Share
Yes
Simultaneous Audio Output
Yes
Bluetooth Surround Ready
Yes (2 Way Playback)
Audio Output
20W
Speaker Direction
Down Firing
Speaker System
2.0 channel
Audio Codec
AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X (Refer to manual)
AI Acoustic Tuning
Yes
HDMI Audio Return Channel
eARC (HDMI 2)
Bluetooth Support
Yes (v 5.0)
Ethernet Input
1ea
Simplink (HDMI CEC)
Yes
SPDIF (Optical Digital Audio Out)
1ea
HDMI Input
3ea (supports eARC, ALLM as specified in HDMI 2.1)
RF Input (Antenna/Cable)
2ea
USB Input
2ea (v 2.0)
Wi-Fi
Yes (Wi-Fi 5)
Operating System (OS)
webOS 23
Sports Alert
Yes
ThinQ
Yes
Family Settings
Yes
USB Camera Compatible
Yes
Full Web Browser
Yes
Room to Room Share
Yes (Receiver)
Intelligent Voice Recognition
Yes (Arabic/Turkiyish)
Smartphone Remote App
Yes (LG ThinQ)
Magic Remote Control
Built-In
Power Supply (Voltage, Hz)
AC 100~240V 50-60Hz
Standby Power Consumption
Under 0.5W
Remote
Magic Remote
Power Cable
Yes (Attached)
Remote Control Batteries
Yes (AA x 2EA)
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