Brightness Booster Ultimate technology improves brightness through a dedicated algorithm and an optimised light control architecture.
Films and series
Very good
Self-emissive pixels deliver true blacks certified Perfect Black, with compatibility for Dolby Vision, HDR10, HLG and Dolby Atmos.
Sport
Very good
The 120 Hz frequency and 0.1 ms response time allow smooth tracking of fast movement.
Gaming
Very good
HDMI 2.1, VRR, ALLM and Nvidia G-Sync and AMD FreeSync certifications up to 165 Hz ensure optimal responsiveness.
Streaming
Very good
4K Ultra HD resolution and access to Netflix, Disney+, Prime Video and CANAL+ apps via webOS 25 cover all streaming needs.
Description
LG OLED55G54LW
55" (139 cm) OLED TV, 4K Ultra HDα11 AI Processor 4K Gen2Brightness Booster Ultimate, Perfect Black UL120 Hz, G-Sync and FreeSync up to 165 HzwebOS 25, AirPlay, Google Cast, Dolby AtmosEnergy class E (SDR)
The LG OLED55G54LW TV combines a 55-inch (139 cm) OLED screen with 4K Ultra HD resolution of 3840 x 2160 pixels. Equipped with the α11 AI Processor 4K Gen2, this model features Brightness Booster Ultimate technology, which improves picture brightness through a dedicated algorithm and an optimised light control architecture.
The OLED panel uses millions of self-emissive pixels that switch on and off independently, delivering true blacks and infinite contrast, certified "Perfect Black" by UL. The screen has a 120 Hz refresh rate and supports the Dolby Vision, HDR10 and HLG formats. LG OLED TVs are certified by Intertek for 100% colour accuracy, ensuring faithful reproduction of the original images. Picture processing benefits from AI Picture Pro, AI Genre Selection, AI Brightness Control, Filmmaker Mode and automatic calibration. Dolby Atmos support completes the audio experience, while WOW Orchestra lets you synchronise the TV's speakers with a compatible LG soundbar.
webOS 25 offers personalised profiles for each user, themed sections (Sport, Working from Home, Video Games, Music) accessible via Quick Cards, and provides access to streaming apps (Netflix, Disney+, Prime Video, CANAL+) as well as over 150 free channels via LG Channels. The TV includes Wi-Fi and Bluetooth, supports Apple AirPlay and Google Cast, and offers the LG ThinQ, Alexa and Google Assistant voice assistants. Connectivity includes HDMI 2.1, VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), and Nvidia G-Sync and AMD FreeSync certifications up to 165 Hz for optimal responsiveness. Response time is 0.1 ms. The AI Magic Remote features an on-screen pointer, a navigation wheel and a microphone for voice commands.
This model has energy class E in SDR mode, with consumption of 63.9 kWh per 1000 hours, and class G in HDR mode, with 171 kWh per 1000 hours. Standby consumption is 0.5 W, rising to 2.0 W with the network connection maintained. The design is intended for wall mounting, with a stand available as an option. The LG Re:New Program guarantees interface updates for 5 years. The warranty is 2 years, and spare parts are available for 7 years.
Specifications
All features
General
Type
55-inch OLED TV
Picture
Screen type
OLED
Curved screen
No
Refresh rate (Hz)
120
Resolution type
UHD /4K
Smart TV
Yes
HDR (High Dynamic Range)
Yes
HDR formats
Dolby Vision, HDR10, HLG
Picture enhancement
Self-emissive pixels, OLED Color, AI Picture Pro, AI Genre Selection, AI Brightness Control, Filmmaker Mode, Pixel, OLED Motion, Quick Media Switching, Quick Frame Transport, Auto Calibration, Picture modes (10 picture modes), Custom picture mode via AI
Processor(s)
α11 AI Processor 4K Gen2
Colour
Black Grey
Features
Wi-Fi
Yes (built-in)
Bluetooth
Yes
Internet TV
WebOS 25
Special Smart TV feature(s)
App catalogue (LG Content Store), LG Channels, Hands-free voice control (ThinQ and Alexa), Smart object control
Remote control via mobile app, Web browser, AI features (AI Search, AI Chatbot, AI Voice ID, AI Concierge, Microsoft Copilot, Generative AI), Personalised profiles, Themed sections (Sport, Working from home, Video Games, Music), Multi-screen (up to 4 screens), Always ready
Cables & connectors
HDMI
Yes
Number of HDMI inputs
4
HDMI port type(s)
2,1
USB port(s)
Yes
Number of USB ports
3
USB port type(s)
2,0
Ethernet port RJ-45
Yes
CI+ / PCMCIA port
Yes
Other
Aerial/Cable socket x2, Digital optical output
Dimensions and weight
Dimensions without stand (W x H x D in cm)
122,2 × 70,3 × 2,72
Weight without stand (kg)
16,8
Dimensions with stand (W x H x D in cm)
122,2 × 78,7 × 26,3
Weight with stand (kg)
22,1
European standards
Screen size (cm)
139
Screen size (inches)
55
Energy class (March 2021)
E
Energy consumption SDR mode per 1,000 h (kWh)
63,9
Energy efficiency class in HDR mode
G
Energy consumption in HDR mode per 1,000 h (kWh)
171
Standby power consumption (W)
0,5
Standby power consumption with network connection maintained (W)
2,0
Type
Television
Aspect ratio
16:9
Screen resolution (pixels)
3840 × 2160
Visible screen area
82.3 dm²
Display technology used
OLED
Image refresh rate (default)
120 Hz
Tuner and reception
HD terrestrial tuner
Yes
Terrestrial tuner 2 (DVB-T2)
Yes
Satellite tuner (DVB-S2)
Yes
HD cable tuner (DVB-C)
Yes
Dual tuner
No
HbbTV
Yes
CI+ compatible
Yes
EPG (electronic programme guide)
Yes
Other
Teletext, subtitles, audio description
Sound
RMS power (W)
60 W
Sound type
AI Sound (α11 AI Sound Pro)
Other
Dolby Atmos compatibility, Clear Voice Pro, AI Acoustic Tuning, AI personalised sound mode, WiSA compatibility, Sound Sync, Simultaneous Sound, Bluetooth Surround, WOW Orchestra
Accessories
Accessories included
Remote control + batteries, Power cable
VESA mount compatibility (wall bracket)
300 × 200 mm
Spare parts and repairability
Spare parts availability (years)
7
Start date
Consumer purchase.
Durability index (score /10)
8
Frequently asked questions
Your questions about LG OLED55G54LW
Another question?
What are the dimensions of the LG OLED55G54LW?
The LG OLED55G54LW measures 122.2 × 70.3 × 2.72 cm (W × H × D, excluding stand). All dimensions are in the technical specifications above.
What's its energy class?
Energy class E, for consumption of 63.9 kWh per 1,000 hours.
What is the LG OLED55G54LW best suited for?
It is particularly suited to: films and series, sport, gaming, streaming. The details for each use are in the 'Ideal for' section.
How long are spare parts available?
Spare parts are available for 7 years. The appliance is covered by a 2-year warranty.
Can I see it and take it away at the Temploux store?
Yes, it's in stock at our Temploux store (Route de Saussin 62, Temploux) to take away straight away. The store is open Wednesday to Friday 10 am to 6 pm and Saturday 10 am to 4 pm.
