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Sony - 55" Class (54-5/8" Diag.) - LED - 4K Ultra HD TV (2160p) - 120Hz - Smart - 3D - HDTV

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Low Price Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Some exclusions apply. See the list of Designated Major Online Retailers and full details.

On Sale
Regular Price: $3,999.98
You Save: $1,000.00

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    Rating Breakdown

    (49 Reviews)
    (3 Reviews)
    (1 Review)
    (0 Reviews)
    (0 Reviews)
    Picture Quality:
    Sound Quality:

    Product Availability

    Cardholder Offers

    What's Included

    • Sony 55" Class - LED - 4K Ultra HD TV (2160p) - 120Hz - Smart - 3D - HDTV
    • Tabletop stand
    • 4 pairs of 3D glasses
    • Owner's manual


    • Warranty Terms - Parts: 18 months limited
    • Warranty Terms - Labor: 18 months limited
    • Width: 57-5/8"
    • Weight: 76 lbs. with stand (73 lbs. without)
    • TV Type: LED Flat-Panel
    See All Specs

    Energy Ratings

    This Sony XBR55X850A HDTV features 4K Ultra HD resolution for stunning realism. To build a complete 3D home theater system, we recommend you purchase a 3D Blu-ray player, high-speed HDMI cable and an A/V receiver that is compatible with 3D products.

    TV Buying Guide

    Product Features

    Smart Enabled

    Get access to a world of instant entertainment with this product. Just connect to the Internet and stream movies, listen to music, and access a wide variety of other content.

    4K Ultra HD resolution

    More than 8,000,000 pixels for lifelike clarity and detail.Learn about 4K Ultra HD.

    4K X-Reality PRO chip

    Enhances all content, including movies, TV shows, sporting events and more. Reality Creation database and Super Resolution processing ensure rich, vibrant images.

    54-5/8" screen measured diagonally from corner to corner

    For optimal viewing in large rooms.

    Connect to the Internet

    Access to Netflix, Pandora, Skype, Facebook, YouTube and more. DLNA, Mobile High-Definition Link (cable not included) and Miracast technologies let you view media stored on compatible devices.

    3D technology

    Delivers crisp, immersive visuals in 4K Ultra HD resolution for an enhanced viewing experience.

    Sony TRILUMINOS display technology

    Offers a wide range of brilliant colors.

    Motionflow XR 960 technology

    Helps minimize blurring during fast-action scenes to showcase movies and games in arresting clarity

    More than 1,000,000:1 dynamic contrast ratio

    Along with Dynamic Edge LED lighting with local dimming delivers deep blacks and brilliant whites.

    65W sound system

    Features 6 front-facing magnetic fluid speakers to accurately reproduce audio. S-Force Front Surround 3D simulates 5.1-channel sound with an enlarged sweet spot for an immersive listening experience.


    Include 4 HDMI, 2 composite (rear), 1 component shared (rear), 1 RF, RS-232C, IR and MHL (Mobile High Definition Link).

    4 HDMI inputs

    HDMI cable not included. High-speed HDMI cable is the only connection that can deliver a full HDTV experience with a full 4K Ultra HD picture and digital surround sound.

    Built-in Ethernet port

    Enables connection of your TV to your home network. Built-in Wi-Fi offers simple wireless connectivity.

    USB port

    For quick connection of a digital camera or other USB device.

    SimulView and TV SideView app

    Simultaneously displays 2 full HD pictures for enhanced 2-player gaming (glasses required, not included). TV SideView app lets you view channel guides, search for content and use your compatible device as a remote.

    Ratings & Reviews

    Overall Customer Rating:
    98% of customers would recommend this product to a friend (52 out of 53)
    sony.com Rating:
    (15 Reviews)

    Rating Breakdown

    (49 Reviews)
    (3 Reviews)
    (1 Review)
    (0 Reviews)
    (0 Reviews)
    Picture Quality:
    Sound Quality:

    Product Q&A

    5 Questions & 10 Answers

    Ask Sony, fellow shoppers and Best Buy staff. Share your answers.

    Read All Q&As


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