Introduction

4K Ultra HD
Experience vibrant picture quality in incredible detail with 4K clarity.

Smart processor for optimised pictures and sound
LG UT73 features the smart a5 AI Processor: the brain of the TV. Which intelligently optimises picture and sound.

Smart webOS Platform
LG UT73 features webOS, LG's smart platform which hosts a huge variety of the best streaming services – including Freeview Play, NOW, Netflix, Prime Video, Disney+ and much more - while making browsing and searching for what to watch completely hassle-free. What’s more, with LG’s webOS Re:new program, you’ll enjoy upgrades to the latest version for five years*.
*Customers will receive 4 upgrades over time, starting from the launch version.

FILMMAKER Mode & HDR
Enjoy movies just as the director intended thanks to Filmmaker Mode and HDR.

Game Optimiser & ALLM
Tweak your settings with ease to ensure the best gaming experience with the Game Optimiser, and ensure the most responsive gameplay with ALLM – putting you into the best game mode automatically when powering up your console.

Display

Display diagonal

109.2 cm (43")

HD type

4K Ultra HD

Display technology

LED

LED backlighting type

Direct-LED

Screen shape

Flat

Native aspect ratio

16:9

Native refresh rate

60 Hz

Display resolution

3840 x 2160 pixels

Display diagonal (metric)

108 cm

TV tuner

Tuner type

Analog & digital

Digital signal format system

DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2

Smart TV

Smart TV

Yes

Internet TV

Yes

Operating system installed

Web OS

Operating system version

24

Timeshift

Yes

Apple AirPlay 2 support

Yes

Smart modes

Cinema, Energy saving, Filmmaker, Game, Sports, Vivid

Built-in Chromecast

Yes

Video apps

Amazon Prime Video, Apple TV, DAZN, Disney+, RaiPlay, Rakuten TV, YouTube

Audio

Number of speakers

2

RMS rated power

20 W

Audio output channels

2.0 channels

Built-in subwoofer

No

Audio decoders

Dolby Digital

Sound modes

AI Acoustic Tuning, AI Sound Pro, Clear Voice Pro

Enhanced Audio Return Channel (eARC)

Yes

Network

Wi-Fi

Yes

Wi-Fi standards

Wi-Fi 5 (802.11ac)

Bluetooth

Yes

Bluetooth version

5.0

Ethernet LAN

Yes

Bluetooth profiles

A2DP

Web browser

Yes

Design

Product colour

Blue

Colour name

Ashed Blue

VESA mounting

Yes

Panel mounting interface

300 x 300 mm

Frameless design

No

Stand type

Legs stand

Performance

High Dynamic Range (HDR) technology

High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)

Teletext function

Yes

Subtitles function

Yes

Video formats supported

HEVC, VP9

High Dynamic Range (HDR) supported

Yes

Processor cores

4

Game features

Auto Low Latency Mode (ALLM), Game Optimizer, HGiG

WiSA Ready

No

4K Ultra HD upscaling

Yes

Multi View

No

USB recording

Yes

DVD player

No

Ports & interfaces

HDMI version

2.0

Audio Return Channel (ARC)

Yes

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

2

Common interface (CI)

Yes

Common interface Plus (CI+)

Yes

Common interface Plus (CI+) version

1.4

HDMI ports quantity

3

Consumer Electronics Control (CEC)

SimpLink

Management features

Voice control

Yes

Electronic Programme Guide (EPG)

Yes

Programming period

8 day(s)

On Screen Display (OSD)

Yes

Number of OSD languages

37

Picture-in-Picture

No

Hotel mode

No

Basic hotel mode

No

Works with Amazon Alexa

Yes

Works with the Google Assistant

No

Works with Samsung Bixby

No

Works with Apple Siri

No

Power

Power consumption (standby)

0.5 W

Energy efficiency class (SDR)

G

Energy efficiency class (HDR)

G

Energy consumption (SDR) per 1000 hours

54 kWh

Energy consumption (HDR) per 1000 hours

75 kWh

AC input voltage

100 - 240 V

AC input frequency

50/60 Hz

Energy saving mode

Yes

Energy efficiency scale

A to G

Brand-specific features

LG technologies (AV/TV)

AI Sound Pro, ThinQ™

Weight & dimensions

Width (with stand)

957 mm

Depth (with stand)

229 mm

Height (with stand)

609 mm

Weight (with stand)

6.8 kg

Width (without stand)

957 mm

Depth (without stand)

79.2 mm

Height (without stand)

559 mm

Weight (without stand)

6.7 kg

Stand width

85.6 cm

Stand depth

23.6 cm

Packaging data

Package width

1075 mm

Package depth

135 mm

Package height

652 mm

Package weight

9.1 kg

Package type

Box

Packaging content

Desktop stand

Yes

Cables included

AC

Remote control included

Yes

Soundbar included

No

Other features

Digital Living Network Alliance (DLNA) certified

No

Warranty period

2 year(s)