VIZIO 55" Class 4K UHD LED Smart TV HDR D-Series D55x-G1

Value and quality come together in the VIZIO D-Series 55" Class (54.5" Diag.) 4K HDR Smart TV, offering state-of-the-art 4K resolution, high dynamic range support, smart TV apps, and voice control compatibilities with select devices. The D-Series TV offers Ultra HD (3840×2160) resolution, delivering four times the detail of a Full HD TV. HD video is automatically upscaled for the best possible picture, and the D-Series TV is equipped to support high dynamic range for dazzling colors and contrast. Featuring VIZIO?s SmartCast with Apple AirPlay 2 support and Chromecast Built-in, streaming, controlling, and sharing your favorites has never been easier; no extra streaming devices or remotes needed. And every D-Series makes a great smart home companion, with voice control support for Siri, Google Assistant, and Amazon Alexa. The all-new 2019 VIZIO D-Series is designed to give you more. More detail in every picture, more ways to stream your favorites, and more of the great value you'd expect from VIZIO.

VIZIO 55" Class 4K Ultra HD (2160P) HDR Smart LED TV (D55x-G1):

  • SmartCast   Finding great content and streaming high-quality 4K HDR video is incredibly easy with SmartCast Home. Browse favorites like Netflix and Hulu right on the TV using the included remote or SmartCast Mobile app on your phone or tablet.
  • Works with Apple AirPlay   Use your iPhone, iPad or Mac to stream movies, shows, music, and photos from iTunes, Apple TV, and other AirPlay-compatible apps to the TV. You can also wirelessly mirror content such as web pages and presentations from your iOS device or Mac to the big screen.
  • Works with Apple HomeKit   Control your TV using the Apple Home app or Siri on your iPhone, iPad or Mac. Simply add this TV to the Home app and include in scenes or automations like any other HomeKit accessory. Use Siri on your iPhone or iPad to turn the TV on or off, control the volume and switch inputs ? you can even use Siri to play movies, TV shows or music.
  • Chromecast built-in   Download Chromecast-enabled apps to your smartphone, then simply tap the Cast button to stream on the TV. Discover a range of free, subscription or paid content from thousands of apps.
  • Use Voice To Control The TV   This VIZIO D-Series is the perfect smart-home companion, offering voice-control support for Amazon Alexa and Google Assistant.
  • VIZIO WatchFree   Enjoy free & unlimited TV from over 150 channels ? news, sports, movies, TV shows, music, and the best of the internet. No fees, subscriptions or logins. 
  • Spatial Scaling Engine   Beautifully transforms HD and Full HD content to spectacular 4K Ultra HD resolution.
  • Laptop screen mirroring   Whether it's browsing a website or giving a presentation, you can easily stream from your phone, tablet or laptop to the D-Series with Chromecast built-in.    
  • Octa-Core Processor   Quad-core GPU and Quad-core CPU for blazing fast performance and faster, smoother onscreen graphics.  
  • 3  UHD-Ready HDMI Ports   Supporting the latest HDMI standards, this D-Series allows you to connect to UHD-enabled Blu-Ray players and game consoles. 
  • DTS Studio Sound II   Advanced virtual surround sound audio from the TV's two built-in speakers.
  • USB Multimedia   Play photos, music, and video right on the big screen using the built-in USB ports. 
  • Quick Start Mode   Enable Quick Start Mode to turn on your TV on automatically with a tap of the Cast button. By enabling Quick Start Mode, the energy consumption required to operate this TV will change.


Display Technology
Connector Type
A/V Input, Digital Audio, HDMI
Screen Size
55 in
Is Smart
Assembled Product Weight
28.97 lb
Manufacturer Part Number
Streaming Services
Vizio SmartCast
Refresh Rate
60 Hz
Google Assistant, VIZIO SmartCast w/ Chromecast built-in, High Dynamic Range: HDR10 & HLG
Assembled Product Dimensions (L x W x H)
9.84 x 48.90 x 30.75 Inches

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