Boost your viewing pleasure with the amazing performance of LG Super UHD SM81. Using NanoCell Technology and Local Dimming, plus 4K Active HDR, the colours and contrast are enhanced for a better viewing experience. All of this is powered by a Quad-core Processor to bring you closer to the action than ever before.
NanoCell Technology
Super UHD TVs with NanoCell Technology provide strikingly vivid, eye-catching colour and the UHD/4K resolution* enhances everyone’s viewing experience, even on the biggest of TV screens.
Quad-core Processor
The Quad-core Processor has been optimised for smart performance to add power and depth to the UHD 4K imaging.
Local Dimming
Local Dimming reduces the backlight behind areas displaying black for improved contrast.
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DISPLAY & PICTURE QUALITY
Screen Type (OLED/LED)
LED/LCD
Screen size (Inch/cm)
55" (139cm)
Resolution
3840 x 2160
Motion Rate
Tru Motion 100 with backlight scanning
HDR Format
HDR10, HLG¹
Wide Colour Gamut
Yes
Nano Cell Technology
Yes
Backlight Type
Edge
Local Dimming
Yes
ULTRA Luminance
Yes
Picture Modes
9 (Vivid, Standard, APS, Cinema, Cricket, Game, HDR Effect, ISF Bright Room, ISF Dark Room)
HDR Picture Modes
6 (Vivid, Standard, Technicolor, Cinema Home, Cinema, Game)
Colour Bit Depth
10-bit Processing
Image Processor
Quad-core
Tuner
DVB-T2/C/S2 (UHF & Satellite Tuner)
Resolution Upscaling
4K Upscaler²
Noise Reduction
Yes
CONVENIENCE FEATURES
Magic Remote
Yes
Intelligent Voice Control
Yes³
EPG (SI - 8 days)
Yes
User Guide (Built-in)
Yes
Time Machine Compatible (HDD Recording)
Yes⁴
Time Shift
Yes
Universal Remote Feature
Yes⁵
USB Video Playback Formats
ASF/WMV/AVI (Xvid, H.264/AVC)/ MP4/M4v/MOV (H.264, H.265, MPEG-4, HEVC)/ MKV (MPEG-2, MPEG-4, H.264, H.265, VP8, VP9, HEVC) SHVC/TS/TRP/TP/MTS/MPG/3GP/3G2 MPEG/DAT/VOB/HEVC (Up to 4096x2160p@120p)
USB Music Playback Formats
MP3/WAV/WMA/OGG/FLAC
USB Photo Playback Formats
JPEG/PNG/BMP
Simplink (HDMI CEC)
Yes
Auto Low Latency Mode (ALLM)
Yes⁶
SMART SHARE
Network File Browser
Yes
Miracast
Yes¹³
AirPlay 2
Coming (June 2019)
Smartphone Remote App
LG TV Plus¹⁴
AUDIO FEATURES
Audio Output
20W
Speaker System
Stereo (2 x Full-range)
Audio Decoder
AC3, HE-AAC, AAC, MP2, MP3, PCM, DTS, DTS-HD, DTS Express, WMA, apt-X, ADPCM, LPCM, MPEG-1, Dolby Digital, Dolby Digital Plus, Dolby AC-4
Virtual Surround
DTS Virtual: X
Bluetooth Headphone Compatible
Yes (Bluetooth 5)
Sound Modes
6 (Standard, Cinema, Clear Voice III, Cricket (Sports), Music, Game)
Phone Bluetooth Connectivity
Yes (Music)
Sound Sync Wireless (LG TV)
Yes¹⁶
Audio Return Channel (ARC)
ARC (HDMI 2)¹⁷
CONNECTIONS
HDMI
Yes (4)¹⁸
USB 2.0
Yes (2)
RF Antenna Input
Yes (1)
Component/Composite Input
Yes (Phone Jack Type - Shared Audio)
Digital (Optical) Audio Output
Yes (1)
LAN Port
Yes (1)
DIMENSIONS / REGULATORY
TV with Stand (WxHxD)
1232mm x 786mm x 263mm
TV without Stand (WxHxD)
1232mm x 716mm x 64mm
Net Weight with Stand (kg)
18.7kg
Net Weight without Stand (kg)
17.2kg
Carton (WxHxD)
1360mm x 880mm x 175mm
Gross Weight of Carton (kg)
23.7kg
VESA size
300 x 300 *(LG OLW480B bracket recommended)
Energy Star Rating
5 Stars