Scheduled Delivery to Ashburn
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Scheduled delivery to your door.
A scheduled delivery is available only Monday - Friday during normal business hours and used for heavy and oversized items (large TVs, large furniture and large appliances). This service includes delivery to the main entrance or garage (but does not include stairs). This service does not include unpacking, plugging in, installation or debris removal.

Note: Scheduled delivery services are available to most of the contiguous United States (available in parts of Alaska and Hawaii). Call 888-228-5800 for more information.
Discontinued Product

LG 84" Black UHD 4K LED 3D Smart HDTV With WebOS - 84UB9800

Abt Model: 84UB9800 | UPC Code: 719192593893
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This product is no longer available.

Product Details

LG 84" Black UHD 4K LED 3D Smart HDTV With WebOS - 84UB9800

The premium UB9800 series ULTRA HD TV line-up lets you enjoy stunning 4K resolution on the big screen. It is equipped with our exclusive Tru ULTRA HD Engine Pro, which upscales SD or HD content in lifelike, near-ULTRA HD so everything you watch will be enhanced. And, because we use an IPS panel you get a wider viewing angle. Now any seat is the best seat in the house. What’s a great picture without great sound? With sound designed by Harmon Kardon, the LG UB9800 lets you enjoy impressive audio, directly from your TV.


PIcture Quality

  • Ultra HD 2160p Resolution
  • UCI (Ultra Clarity Index) 1560
  • Tru ULTRA HD Engine
  • 4K Resolution Upscaler
  • LG Cinema 3D

LG Smart TV

  • Magic Remote Control
  • Premium Content
  • webOS
  • App Store
  • Search/Recommendations
  • Web Browser

Smart Share

  • Media Share
  • Screen Share


  • Wi-Fi® Built-in
  • 4 HDMI® 2.0 Connections
  • 3 USB Connections
  • 1 Component In
  • 1 Shared Composite in (AV)


  • 5.2 Speaker System
  • 120W Output Power
  • Sound Sync
  • Sound designed by Harmon Kardon



  • Display Type: LED
  • Resolution: 3840 x 2160
  • UCI (Ultra Clarity Index): 1560


  • Tru ULTRA HD Engine
  • 4K Resolution Upscaler
  • Picture Mode: 9 Modes
  • Picture Wizard III
  • Aspect Ratio: 8 Modes
  • Just Scan (1:1 Pixel Matching): HDMI, Component, RF: 1080i, 1080p, 720p
  • Real Cinema 24p (2:2 pull down)
  • Tru Color Generator
  • Dynamic Color Enhancer


  • Mono / Stereo / Dual (MTS/SAP)
  • Dolby Digital Decoder
  • DTS Decoder
  • Speaker System: 5.2 Speaker System
  • Audio Output: 120W
  • SubWoofer
  • Clear Voice II
  • Sound Mode: 6 Modes
  • Sound Optimizer: 3 Modes
  • Optical Sound Sync
  • Wireless Sound Sync

LG Cinema 3D

  • 3D Type: FPR (Passive)
  • 3D to 2D Conversion
  • 2D to 3D Conversion
  • 3D Depth Control
  • 3D Viewpoint Control: 20 Levels
  • 3D Image Correction
  • Dual Play

LG Smart TV

  • Magic Remote Control
  • Natural Voice Recognition
  • Universal Control Capability
  • Launcher Bar
  • Premium Content
  • Games
  • Easy Setup
  • Recent/Multitasking
  • LG App Store
  • LivePlus
  • Live Menu (available for over-the-air channels only)
  • Full Web Browser
  • Skype® Ready

Smart Share

  • Media Share
    • Remote App
    • Network File Browser
    • YouTube Cast Send-to-TV
  • Screen Share
    • MHL (Mobile HD Link)
    • Miracast
    • WiDi


  • Wi-Fi® Built-in
  • WiFi Direct
  • USB
    • Video: DivX HD
    • Photo: JPEG, JPS, MPO
    • Audio: AC3 (Dolby Digital), EAC3, HE-AAC, AAC, MPEG, MP3, PCM, DTS

Inputs / Outputs

  • RF In (Antenna/Cable): 1 (Rear)
  • Component Video In: 1 (Rear)
  • Composite In (AV): 1 (Shared w/Component)
  • Digital Audio Out (Optical): 1 (Rear)
  • HDMI: 4 HDMI 2.0 (Side)
  • USB 3.0/2.0: 1/2 (Side)
  • LAN: 1 (Rear)
  • RS232: 1 (Rear)


  • VESA® Size (mm): 600 x 400


  • Power Supply (Voltage, Hz): 100V ~ 240V, 50/60Hz
  • Standby Mode: 0.3W

Approximate Dimensions:

  • Without Stand (WxHxD): 79.7" x 43.8" x 3.4"
  • With Stand (WxHxD): 79.7" x 46.1" x 13.5"

Approximate Weight:

  • Without Stand: 162.5 lbs
  • With Stand: 171.3 lbs
  • Shipping: 205 lbs

Warranty Information:

  • Manufacturer Warranty (authorized online retailer): One Year Parts and Labor
Downloadable Resources
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Key Features
4K (3840x2160) Resolution/ UCI (Ultra Clarity Index) 1560/ Tru ULTRA HD Engine/ 4K Resolution Upscaler/ LG Cinema 3D/ Web Browser/ 5.2 Channel Harmon Kardon Speaker System (120W Output Power)/ Media Share/ Screen Share/ Wi-Fi Built-In/ Real Cinema 24p (2:2 Pull Down)/ Tru Color Generator/ Dynamic Color Enhancer/ WiFi Direct/ Skype Ready/ Built-In Camera/ 2D To 3D Conversion/ Black Finish
More reasons to buy the LG 84UB9800 from Abt Electronics
  • is an authorized dealer (Learn More).
  • The LG 84UB9800 is Brand New.
  • The LG 84UB9800 Ships in a Factory Sealed Box.
Television TypeLED
Screen Size (inches)84
Aspect Ratio16:09
Curved PanelNo
Refresh Rate120Hz
Number of Speakers5.2
Speaker Power120 Watts
Built-In WiFiYes
Internet Movie StreamingYes
Number of HDMI Inputs4
Number of USB PortsYes
Input ConnectorsHDMI, RF, Component, Composite, USB, LAN, RS232
Output ConnectorsDigital Audio
Width (inches)79.7
Panel Depth (inches)3.4


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