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LG 55SM9800

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A model of "blue bloods" from the kind of top-end TVs using NanoCell nanocrystal technology. The quality of the broadcast image LG 55SM9800 is almost not inferior to the flagship OLED-panels, demonstrating a lively and realistic picture with a rich palette of colours. The basis of the TV panel is a ten-bit IPS-type matrix with a diagonal size of 55". The frame rate on it is 120 Hz, and the display is also “brought up” with support for all common specifications for HDR technology. The image is processed by a high-performance second-generation LG α7 processor. Commands to the TV are given from the Magic Remote, which is equipped with a gyroscope and a built-in microphone for the viewer to interact with the voice assistants Google Assistant and Amazon Alexa. The model supports AirPlay 2, Mira...cast, DLNA technologies, and in terms of “smart” functions, the homebrew webOS 4.5 system runs the TV. The total output power of the two stereo speakers, together with the duo of on-board subwoofers of the TV panel audio system, reaches 40 watts. The TV is equipped with an expanded fleet of connection ports (including three USB ports and a quartet of HDMI connectors), Wi-Fi and Bluetooth wireless modules, built-in tuners that support common digital TV broadcast standards.
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LG 55SM9800
55 "
65 "
Screen:55 ", 3840x2160 px, 100/120 Hz
Picture:4K upscaling, HDR, colour enhancement
Multimedia:T2 tuner, Smart TV, Wi-Fi, LAN, Subwoofer
Controls:voice, assistant
Support for Google Assistant, Amazon Alexa, Amazon Echo (varies by region and language). Support for Apple AirPlay 2 technology.

A model of "blue bloods" from the kind of top-end TVs using NanoCell nanocrystal technology. The quality of the broadcast image LG 55SM9800 is almost not inferior to the flagship OLED-panels, demonstrating a lively and realistic picture with a rich palette of colours. The basis of the TV panel is a ten-bit IPS-type matrix with a diagonal size of 55". The frame rate on it is 120 Hz, and the display is also “brought up” with support for all common specifications for HDR technology.

The image is processed by a high-performance second-generation LG α7 processor. Commands to the TV are given from the Magic Remote, which is equipped with a gyroscope and a built-in microphone for the viewer to interact with the voice assistants Google Assistant and Amazon Alexa. The model supports AirPlay 2, Miracast, DLNA technologies, and in terms of “smart” functions, the homebrew webOS 4.5 system runs the TV. The total output power of the two stereo speakers, together with the duo of on-board subwoofers of the TV panel audio system, reaches 40 watts. The TV is equipped with an expanded fleet of connection ports (including three USB ports and a quartet of HDMI connectors), Wi-Fi and Bluetooth wireless modules, built-in tuners that support common digital TV broadcast standards.

All specifications
Specifications 55SM9800
Colour
Size55 "
Operating systemSmart TV (proprietary system)
Display
MatrixNanoCell
Screen surfaceanti-glare
Resolution3840x2160 px
Upscalingup to 4K
Frame rate100/120 Hz
HDR supportHDR10, Dolby Vision
Colour enhancement / Nano Cell Colour Pro /
Multimedia
Sound power40 W
Number of speakers2
Subwoofer / 2 /
Audio decodersDolby Atmos, Dolby Surround
Digital tunerDVB-T2 (terrestrial)
DVB-C (cable)
DVB-S (satellite)
DVB-S2 (satellite)
Features
FeaturesAirPlay 2
Wi-Fi 5 (802.11ac)
Miracast
Bluetooth v5.0
voice control
Amazon Alexa
Google Assistant
Connectors
HDMI4
HDMI versionv 2.1
Additional inputsUSB-A
LAN
Outputsmini-Jack (3.5 mm) headphones
optical
General
RAM2 GB
Built-in memory4 GB
Wall mountVESA 300x300 mm
Energy efficiency classA
Dimensions (WxHxD)1229x779x315 mm / with stand /
Dimensions without stand (WxHxD)1229x708x63 mm
Weight19.6 kg / with stand /
Official Websitelg.com
Added to E-CatalogMay 2019
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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great model, love it
20 May 2020 
Overall, a good device, pleased with convenient settings, 4k HDR movies from the network storage stream smoothly over WI-FI on the built-in player. An interesting remote control and a very convenient pointer remote. It includes DTS and Dolby Atmos, and it was easy to configure the sound to output in raw form to the home theater and get 5.1 without any issues. The upscaling is quite decent - TV shows look good. The TV also performs quite well overall.

I spent a long time choosing. Sony and Samsung had many drawbacks based on reviews, which led me to exclude them from consideration. Sony experiences freezes and doesn't handle 4k HDR as well. Samsung no longer supports DTS and avi. Samsung also struggles with IP-TV support. That's why I chose LG. So far, the choice has paid off.
powerful processor, as I wrote - excellent remote control, good color rendering and contrast and at a price lower than competitors, in particular QLED
HDMI 2.1 cable not included.
Ivanuse LG 55SM9800 few months
great model, I really liked it
12 October 2022 
Great TV I watch in 4K, there are no lags, just need to download with a single audio track, not films where just the sound is 50GB =) EnglishFrenchChinese etc.
Picture, sound, ease of use
black color - top here
No Android
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