LG OLED B4 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black

£1,060.79 £883.99
55", 4K OLED, Dolby Vision / HDR10 / HLG, 120Hz, 20W, 1228 x 708 x 45.9 cm, 14.3 kg

Details

A masterpiece perfected by time-honed expertise
Years of commitment to innovation can't be imitated overnight. The world-leading OLED's uniquely tailored alpha chipset elevates the viewing experience to new heights.

The World's No.1
11 years later, still on top
Our reign as the world's favourite OLED continues.

alpha 8 AI Processor
Definitive intelligence at its core
The alpha 8 AI Processor chip redefines OLED with refinements that add transformative yet lifelike detail.

Intelligence that refines the OLED experience

AI Customisation
Syncs with how you watch

A picture tailored to your taste
Select your favourite images, and AI Picture Wizard creates a picture tailored exactly to your unique taste from 85 million possibilities, then saves it to your profile.

Intelligence that's bright in any light
Come day or night, Brightness Control detects the light in your space and balances the picture accordingly for crisp and clear visuals.

AI Picture Pro
Insane realism with authentic charm

AI Super Upscaling
AI fine-tunes the resolution
After recognising the content, AI Noise Reduction and AI Super Resolution work to elevate the scene to a new level of realism.

AI Sound Pro
Hear every detail of the soundscape

Endless contrast creates infinite impact
Scenes burst boldly into life where the darkest shadows and brightest lights intertwine.

100% Colour Fidelity & Volume
Scenes shine with lifelike colours
100% colour volume boosts rich hues, while 100% colour fidelity preserves shades without distortion.

Boost the longevity of your OLED
Relax more and enjoy more with integrated panel care that keeps your screen like new for longer.

Slimeline Design
Clean lines create a slick impression

As close as it gets
Incredibly slim lines keep your attention on the whole screen with no distractions while blending beautifully with your home interiors.

Vast Size Range
Sized to fit every life
Discover a size for every space and taste with a lineup ranging from 48" to 77".

webOS 24
Make your TV experience yours
Experience TV that's made for you with My Profile, AI Picture Wizard, AI Concierge, and Quick Cards.

Tune into cinematic marvels and arcade fun

Dolby Vision & FILMMAKER Mode
Authentic movie scenes burst into life
Transform movie night. Dolby Vision's ultra-vivid picture comes together with the support of FILMMAKER MODE™ to preserve the director's intention, optimising the picture quality while ensuring no distortion or over-processing.

Dolby Atmos
Enticing soundscapes surround you
Hear action surround you with Dolby Atmos's unparalleled clarity, intricate detail, and spatial depth.

Director-approved for advanced processing

Ultimate Gaming
Where fast action never stutters
Gear up for victory with AMD FreeSync Premium, G-SYNC compatibility, 120Hz Mode, and VRR.

Controls right where you need them
Don't pause to use Game Optimizer and Game Dashboard.

Access to all your favourite games
Thousands of gaming universes right at your fingertips. Explore an epic library of cloud gaming titles and stream them immediately without ever wasting play time on downloads or updates.

More Information

More Information
SKU OLED55B46LA
EAN 8806096021392
Specification
Display
Dynamic contrast ratio marketing nameHigh Contrast
Display technologyOLED evo
LED backlightNo
Screen shapeFlat
HD type4K Ultra HD
Motion interpolation technologyOLED Motion
Display diagonal (metric)138.8 cm
Display resolution3840 x 2160 pixels
Display diagonal139.7 cm (55")
Native aspect ratio16:9
Native refresh rate120 Hz
TV tuner
Number of tuners1 tuner(s)
Tuner typeAnalog & digital
Digital signal format systemDVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2
Analog signal format systemPAL
Smart TV
Operating system installedWebOS
Operating system version24
Video appsAll 4, Amazon Prime Video, Apple TV, BBC iPlayer, Chili, DAZN, Disney+, Freeview Play, ITV X, My5, NOW TV, Netflix, Paramount+, Rakuten TV, Twitch, UKTV Play, YouTube
Sports appsDAZN
Music appsAmazon Music, Apple Music, BBC Sounds, Spotify, Tidal
Video on Demand (VOD) supportYes
TimeshiftYes
Smart TVYes
Smart modesCinema, Eco, Filmmaker, Game, Sports, Standard, Vivid
Internet TVYes
Screen mirroringYes
Hybrid Broadcast Broadband TV (HbbTV)Yes
Apple AirPlay 2 supportYes
Far-field voice interactionNo
Audio
Audio decodersDolby Atmos
Number of speakers2
Audio output channels2.0 channels
RMS rated power20 W
Sound modesAI Acoustic Tuning, AI Sound Pro, Clear Voice Pro
Enhanced Audio Return Channel (eARC)Yes
TV Sound Mode ShareYes
Speaker directionDown firing
Network
BrowsingYes
Web browserYes
MiracastYes
Bluetooth version5.1
Wi-Fi standardsWi-Fi 5 (802.11ac)
BluetoothYes
Wi-FiYes
Ethernet LANYes
Internet TVYes
Design
VESA mountingYes
Panel mounting interface300 x 200 mm
Product colourBlack
Performance
High Dynamic Range (HDR) supportedYes
Subtitles functionYes
USB recordingYes
Multi-screenYes
4K Ultra HD upscalingYes
Ambient light sensorYes
Voice controlYes
Teletext functionYes
Child lockYes
Game modeYes
High Dynamic Range (HDR) technologyDolby Vision, High Dynamic Range 10 Pro (HDR10 Pro), Hybrid Log-Gamma (HLG)
AMD FreeSyncYes
NVIDIA G-SYNCYes
Game featuresAuto Low Latency Mode (ALLM), Game Dashboard, Game Optimizer, HGiG, NVIDIA GeForce Now, Utomik, Variable Refresh Rate (VRR)
AMD FreeSync typeFreeSync Premium
AI UpscaleYes
Backlight dimming technologyPixel Dimming
WiSA ReadyYes
NVIDIA G-SYNC typeG-SYNC Compatible
Video appsAll 4, Amazon Prime Video, Apple TV, BBC iPlayer, Chili, DAZN, Disney+, Freeview Play, ITV X, My5, NOW TV, Netflix, Paramount+, Rakuten TV, Twitch, UKTV Play, YouTube
Sports appsDAZN
Music appsAmazon Music, Apple Music, BBC Sounds, Spotify, Tidal
Video on Demand (VOD) supportYes
TimeshiftYes
Smart TVYes
Hybrid Broadcast Broadband TV (HbbTV)Yes
Ports & interfaces
Audio Return Channel (ARC)Yes
USB 2.0 ports quantity2
Digital audio optical out1
RF ports quantity2
Ethernet LAN (RJ-45) ports1
Common interface (CI)Yes
HDMI ports quantity4
Enhanced Audio Return Channel (eARC)Yes
Management features
Multi-screenYes
Voice controlYes
Smart modesCinema, Eco, Filmmaker, Game, Sports, Standard, Vivid
Sleep timerYes
Works with Amazon AlexaYes
Teletext
Teletext functionYes
Security
Child lockYes
Ergonomics
VESA mountingYes
Panel mounting interface300 x 200 mm
Power
AC input frequency50/60 Hz
AC input voltage100 - 240 V
Power consumption (standby)0.5 W
Power consumption (typical)82.8 W
Energy efficiency scaleA to G
Energy efficiency class (SDR)G
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours83 kWh
Energy consumption (HDR) per 1000 hours142 kWh
Technical details
Stand depth23.5 cm
LED backlightNo
Weight (with stand)14.5 kg
Weight (without stand)14.3 kg
Ambient light sensorYes
MiracastYes
Package typeBox
Number of batteries supported2
Bluetooth version5.1
Battery typeAA
Audio output channels2.0 channels
AC input voltage100 - 240 V
Remote control typeMagic Remote MR24
Voice controlYes
TimeshiftYes
Smart TVYes
Game modeYes
Product colourBlack
Stand width105.7 cm
Sound modesAI Acoustic Tuning, AI Sound Pro, Clear Voice Pro
Screen mirroringYes
Weight & dimensions
Stand depth23.5 cm
Width (without stand)1228 mm
Height (without stand)708 mm
Depth (without stand)45.9 mm
Weight (without stand)14.3 kg
Package width1360 mm
Package height810 mm
Package depth172 mm
Width (with stand)1228 mm
Height (with stand)772 mm
Depth (with stand)235 mm
Package weight19.5 kg
Stand width105.7 cm
Weight (with stand)14.5 kg
Packaging data
E-manualYes
Package typeBox
Number of batteries supported2
Battery typeAA
Remote control typeMagic Remote MR24
Package width1360 mm
Package height810 mm
Package depth172 mm
Remote control includedYes
Batteries includedYes
Mounting kitNo
Desktop standYes
Package weight19.5 kg
Packaging content
E-manualYes
Number of batteries supported2
Battery typeAA
Remote control typeMagic Remote MR24
Remote control includedYes
Batteries includedYes
Mounting kitNo
Desktop standYes
Other features
Multi-screenYes
Sports appsDAZN
Music appsAmazon Music, Apple Music, BBC Sounds, Spotify, Tidal
Weight (without stand)14.3 kg
Package typeBox
Number of batteries supported2
Bluetooth version5.1
Battery typeAA
Audio output channels2.0 channels
AC input voltage100 - 240 V
Remote control typeMagic Remote MR24
Batteries includedYes
Stand width105.7 cm
Screen mirroringYes
Energy efficiency scaleA to G
Enhanced Audio Return Channel (eARC)Yes
Durability index7.7
Manufacturer LG
In Stock Y

Delivery Details

  • UK distributors.
  • Order before 4 pm for next-day delivery.
  • Standard (2-3 days) £7.50
  • Next Day £9.99
  • Free standard delivery over £100

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