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SONY BRAVIA KD55XD8577SU Smart 4k Ultra HD HDR 55" LED TV
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5 year guarantee included
  • 4k Ultra HD picture is up to 4 times the resolution of HD
  • HDR displays brighter colours and greater contrast
  • 1000 Hz processing rate
  • Smart: Catch up TV & App Store
  • Tuner: Twin Irish Digital Ready & YouView
  • Connectivity: HDMI 2.0 x 4
Product Code: 159834
Energy Rating

  • Product DetailsBack to top
  • Experience stunning 4k visuals and Smart TV capabilities with the Sony BRAVIA KD55XD8577SU Smart 4k Ultra HD HDR 55" LED TV.

    4k resolution

    The KD55XD8577SU boasts an incredible 55" 4k LED display, creating amazing contrast, real-life colours and exceptional detail. Achieving up to four times the resolution of HD, the Triluminos TV also features a 4k processor which boosts whatever is on the screen to near 4k Ultra HD clarity, with greater colour and contrast. Motionflow XR 1000 Hz technology helps to keep images looking smooth.

    To further enhance the visual experience, the KD55XD85 also includes a dynamic contrast enhancer which helps to create a beautiful clear image with a wider range of peaks and darks. This helps you to truly immerse yourself in whatever you are watching, enjoying every visual aspect in incredible detail.

    With 4k High Dynamic Range (HDR) at the heart of the 55XD85, you can experience excellent contrast, true-to-life colour and images bursting with detail.

    Android Smart TV and

    The KD55XD8577SU Android TV lets you enjoy all the entertainment you want, quicker than ever. Android brings you films, TV shows and thousands of apps instantly, and Google Cast and voice search means you'll have all of your favourite smartphone features on your TV.

    Integrating , the TV offers a wide range of catch-up TV services so you never have to miss your favourite shows again.

    With PlayStation Now you'll be able to stream some of the best PS3 games to your TV without needing to buy a download or own the disc.


    Featuring a super slim body and thin aluminium bezel, the KD55XD8577SU is aesthetically pleasing and captures your attention. Coming equipped with a stand for use on flat surfaces, it can also be wall mounted (kit sold separately).

    With four HDMI 2.0 connections (including one with ARC compatibility) there are plenty of connection options available for you to install the TV into your entertainment set up. The XD85 also features a SCART connection, component and composite video inputs, two USB 2.0 ports and a speedy USB 3.0 port.

    Don't forget your HDMI cables  

    Check out our range of HDMI cables to connect your input devices and to make sure your new TV has a perfect picture with improved transfer speeds.  

    Look out for the Sandstrom Silver Series HDMI cables with their lifetime warranty.

    For amazing 4k visuals with a wide range of Smart TV possibilities, consider the Sony BRAVIA KD55XD8577SU Smart 4k Ultra HD HDR 55" LED TV.
  • Technical InformationBack to top
  • Brand
    4k HDR
    4k Ultra HD compatibility
    Video CODEC: HEVC H.265, VP9  
    Built-in WiFi  
    Audio output
    Optical audio connection  
    TV tuner
    DVB-T2 Irish Digital Ready Tuner x 2  
    Electronic programme guide
    7-day EPG and 7-day catch up with YouView  
    Other features

    -Dynamic backlight control
    -Backlight off mode
    -Sleep timer
    -Parental lock
    Internal menu languages
    30 languages  
    Box contents

    -Sony BRAVIA KD55XD8577SU Smart 4k Ultra HD HDR 55" LED TV
    -Smart remote control
    -User manual
    -AC power cable
    -AAA batteries x 2
    -IR blaster
    -Table top stand

    -Unboxed: 717 x 1231 x 44 mm (H x W x D)
    -Unboxed with stand: 770 x 1231 x 263 mm (H x W x D)
    -Boxed: 825 x 1552 x 182 mm (H x W x D)

    -Unboxed: 15.1 kg
    -Unboxed with stand: 18.6 kg
    -Boxed: 27 kg
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  • Delivery Charges & ServicesBack to top

  • Delivery charge summary  

    Item type

    Delivery charge

    Delivery timeline

    Small items (such as sat navs, cameras, laptops etc.)

    €4.99 for entire order

    3-5 working days

    Large items (such as large TV, washing machines etc.)

    €19.99 for entire order

    Up to 5 working days


    Small items delivery

    ·       Small items – such as cameras, TVs under 39-inches, printers, software, data storage, tablets and laptops – are delivered by our courier partner, DPD.

    ·       DPD’s standard delivery times are between 9am and 6pm, Monday to Friday, excluding bank holidays.

    ·       We aim to have all items delivered within 3-5 working days, however, please allow 4-7 days for extended bank holiday periods such as Easter and Christmas.

    ·       For security reasons we do not deliver to Parcel Motels. 

    ·       Please note:  DPD are not authorised to collect your old products for WEEE recycling. However, simply visit your local Currys PC World store with your old product and a valid receipt and a member of staff will be happy to assist you.

    ·       Track your order: For small items please visit DPD’s website and track your order using your unique tracking code specified in your confirmation email.

    Large items delivery

    ·       Large products – such as TVs above 39-inches, washing machines and fridge freezers – are delivered by our KNOWHOW delivery team.  

    ·       KNOWHOW delivers five days a week – Tuesday to Saturday – between 8am and 6pm, anywhere in the Republic of Ireland with the exception of Donegal – where we deliver once a week – and island locations. 

    ·       The evening before your delivery is scheduled, a member of our KNOWHOW team will call you between 3pm and 6pm to advise you of your delivery time window. 

    ·       On the day of delivery our KNOWHOW driver will call you at least 30 minutes before arriving at the delivery address to give you an estimated time of arrival.  

    ·       Once we arrive at the delivery address, we will unbox your items and remove all packaging for recycling. We can also remove your old appliances for WEEE recycling free of charge.

    ·       If you would like us to install and demo your new appliance, our KNOWHOW installers can do this for a small fee.

    ·       Track your order: For large items, you can track your delivery through the KNOWHOW Track It portal. Simply insert your unique tracking code, specified in your confirmation email or instore receipt, and your telephone number.


    Product availability

    ·       Occasionally, we may offer the option of ordering an item in advance if it’s out of stock at the time but more stock is on its way. We will let you know in advance the date of expected delivery if this is the case.

    ·       Please note, if you purchase two or more products at the same time, the items may have different availabilities and methods of delivery, in which case you may receive your items separately.

    VAT and delays

    ·       Please be aware that we cannot offer VAT refunds to overseas customers ordering goods to be delivered to an Irish address. 

    ·       We always try to ensure that orders arrive on time, however sometimes delays occur during peak period, i.e. Christmas and Easter. If we become aware of any unexpected delays with your order we will let you know.


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   © DSG Retail Ireland Ltd, 39/40 Mount Street Upper, Dublin 2, Ireland
Incorporated in Ireland, a private company with issued shares. Registration Number 259460