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- 48 Inch LG OLED AI B5 4K Smart TV 2025
- LG Soundbar S20A
Summary

- 4K picture quality, upscaled visual and surround sound from the alpha 8 AI Processor Gen2
- True black levels in every pixel create stunning contrast, depth, and detail
- 100% Color Fidelity for accurate lifelike colors. 100% Color Volume for richer hues
- AI Picture Pro improves overall visual quality by analyzing and enhancing every frame
- New AI button, voice controls, drag and drop functions on the AI Magic Remote
Key Specs
Display Type
4K OLED
Refresh Rate
120Hz Native
Wide Color Gamut
OLED Color
Picture Processor
α8 AI Processor 4K Gen2
HDR (High Dynamic Range)
Dolby Vision / HDR10 / HLG
G-Sync Compatible (Nvidia)
Yes
FreeSync Compatible (AMD)
Yes
Dolby Atmos
Yes
TV Dimensions without Stand (WxHxD, mm)
1070 x 620 x 45.9
TV Weight without Stand (kg)
11.5
All specs
ACCESSIBILITY
Gray Scale
Yes
High Contrast
Yes
Invert Colors
Yes
ACCESSORIES INCLUDED
Remote
Magic Remote MR25
Power Cable
Yes (Attached)
AUDIO
AI Sound
α8 AI Sound Pro (Virtual 9.1.2 Up-mix)
AI Acoustic Tuning
Yes
Audio Codec
AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X (Refer to manual)
Audio Output
20W
Bluetooth Surround Ready
Yes (2 Way Playback)
Clear Voice Pro
Yes (Auto Volume Leveling)
Dolby Atmos
Yes
LG Sound Sync
Yes
Simultaneous Audio Output
Yes
Sound Mode Share
Yes
Speaker Direction
Down Firing
Speaker System
2.0 Channel
WiSA Ready
Yes (Up to 2.1 Channel)
WOW Orchestra
Yes
BROADCASTING
Analog TV Reception
Yes
Digital TV Reception
DVB-T2/T (Terrestrial), DVB-C (Cable) / ISDB-T (Terrestrial, only Philippines)
CONNECTIVITY
Bluetooth Support
Yes (v 5.3)
Ethernet Input
1ea
HDMI Audio Return Channel
eARC (HDMI 3)
HDMI Input
4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4 port))
RF Input (Antenna/Cable)
1ea
Simplink (HDMI CEC)
Yes
SPDIF (Optical Digital Audio Out)
1ea
USB Input
2ea (v 2.0)
Wi-Fi
Yes (Wi-Fi 6)
DIMENSIONS AND WEIGHTS
Packaging Dimensions (WxHxD, mm)
1220 x 735 x 152
Packaging Weight (kg)
14.5
TV Dimensions without Stand (WxHxD, mm)
1070 x 620 x 45.9
TV Dimensions with Stand (WxHxD, mm)
1070 x 684 x 235
TV Stand (WxD, mm)
933 x 235
TV Weight without Stand (kg)
11.5
TV Weight with Stand (kg)
11.7
VESA Mounting (WxH, mm)
300 x 200
GAMING
Game Optimizer
Yes (Game Dashboard)
ALLM (Auto Low Latency Mode)
Yes
Dolby Vision for Gaming (4K 120Hz)
Yes
FreeSync Compatible (AMD)
Yes
G-Sync Compatible (Nvidia)
Yes
HGIG Mode
Yes
Response Time
Less than 0.1ms
VRR (Variable Refresh Rate)
Yes (Up to 120Hz)
PICTURE (DISPLAY)
Display Resolution
4K Ultra HD (3,840 x 2,160)
Display Type
4K OLED
Refresh Rate
120Hz Native
Wide Color Gamut
OLED Color
PICTURE (PROCESSING)
AI Upscaling
α8 AI Super Upscaling 4K
AI Brightness Control
Yes
AI Genre Selection
Yes (SDR/HDR)
AI Picture Pro
Yes
Auto Calibration
Yes
Dimming Technology
Pixel Dimming
Dynamic Tone Mapping
Yes (Dynamic Tone Mapping Pro)
FILMMAKER MODE™
Yes
HDR (High Dynamic Range)
Dolby Vision / HDR10 / HLG
HFR (High Frame Rate)
4K 120 fps (HDMI)
Motion
OLED Motion
Picture Mode
10 modes
Picture Processor
α8 AI Processor 4K Gen2
QMS (Quick Media Switching)
Yes
POWER
Power Supply (Voltage, Hz)
AC 100~240V 50-60Hz
Standby Power Consumption
Under 0.5W
SMART TV
AI Chatbot
Yes
Always Ready
Yes
Full Web Browser
Yes
Google Cast
Yes
Google Home / Hub
Yes
Home Hub
Yes
Intelligent Voice Recognition
Yes
Magic Remote Control
Built-In
Multi View
Yes
Operating System (OS)
webOS 25
Smartphone Remote App
Yes (LG ThinQ)
USB Camera Compatible
Yes
Voice ID
Yes
Works with Apple Airplay
Yes
Works with Apple Home
Yes
Summary

- 4K picture quality, upscaled visual and surround sound from the alpha 8 AI Processor Gen2
- True black levels in every pixel create stunning contrast, depth, and detail
- 100% Color Fidelity for accurate lifelike colors. 100% Color Volume for richer hues
- AI Picture Pro improves overall visual quality by analyzing and enhancing every frame
- New AI button, voice controls, drag and drop functions on the AI Magic Remote
Key Specs
Number of Channels
2.0
Output Power
50 W
Main
650 x 63 x 99 mm
All specs
ACCESSORY
Remote Control
Yes
Warranty Card
Yes
AUDIO FORMAT
AAC
Yes
Dolby Digital
Yes
DTS Digital Surround
Yes
CONNECTIVITY
Bluetooth Codec
SBC / AAC
Bluetooth Version
5.3
HDMI Out
1
USB
1
CONVENIENCE
Remote App - iOS/Android OS
Yes
Soundbar Mode Control
Yes
TV Sound Mode Share
Yes
WOW Interface
Yes
DIMENSION (WXHXD)
Box Size
898 x 145 x 123 mm
Main
650 x 63 x 99 mm
GENERAL
Number of Channels
2.0
Number of Speakers
4 EA
Output Power
50 W
HDMI SUPPORTED
Audio Return Channel (ARC)
Yes
CEC (Simplink)
Yes
HDMI Version
1.4
POWER
Power Consumption (Main)
15 W
Power Off Consumption (Main)
0.5 W ↓
SOUND EFFECT
AI Sound Pro
Yes
Cinema
Yes
Game
Yes
Standard
Yes
WEIGHT
Gross Weight
2.8 kg
Main
2.2 kg
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