SONY K-55S31H 55" 4K Ultra HD BRAVIA SMART TV
Experience exceptional visual clarity and smart functionality with the SONY K-55S31H 55-inch BRAVIA 3 4K Ultra HD Smart TV. Powered by the advanced 4K HDR Processor X1™, this TV delivers a stunning 3840 x 2160 resolution on its Direct LED LCD screen. Enjoy a world of vibrant, realistic colour with TRILUMINOS PRO™ technology and immersive sound from the X-Balanced Speakers. Integrated with Google TV™, it offers seamless access to a vast library of content, apps, and smart features, making it the perfect centrepiece for your home entertainment system.
Vivid 4K Picture Quality
The heart of the K-55S31H is the 4K HDR Processor X1™, which reduces noise and boosts detail for incredibly lifelike pictures. Paired with 4K X-Reality™ PRO, content is upscaled to near-4K quality, ensuring sharpness and clarity regardless of the source. TRILUMINOS PRO™ technology expands the colour spectrum, reproducing a wider palette of natural and vivid hues.
- Picture Processor: 4K HDR Processor X1™
- Clarity Enhancement: 4K X-Reality™ PRO
- Colour Enhancement: TRILUMINOS PRO™, Live Colour™ Technology
- Contrast Enhancement: Dynamic Contrast Enhancer
- HDR Compatibility: HDR10, HLG, Dolby Vision
Immersive Sound
Hear sound as it was intended with the uniquely shaped X-Balanced Speaker, designed to complement the TV's slim profile while delivering clear, powerful audio. Support for Dolby™ Atmos provides an immersive, multi-dimensional sound experience that puts you right in the middle of the action.
- Audio Power Output: 10W + 10W
- Speaker Type: Bass Reflex Speaker, X-Balanced Speaker
- Dolby Support: Dolby™ Audio, Dolby™ Atmos
A World of Entertainment with Google TV
Discover over 700,000 movies and TV episodes from your favourite streaming services, all in one place. Google TV™ organises everything for you, and the built-in microphone allows for easy voice search. Effortlessly stream content from your devices with Chromecast built-in™, Apple AirPlay, and Apple HomeKit compatibility.
- Smart Platform: Google TV™
- Voice Control: Built-in Mic with Voice Search
- Casting: Chromecast built-in™, Apple AirPlay
- Storage: 16GB On-board Storage
- App Store: Google Play Store
Optimised for Gaming
Gain a competitive edge with features designed for PlayStation®5. The K-55S31H supports Auto HDR Tone Mapping and Auto Genre Picture Mode for an optimised gaming experience. Plus, Auto Low Latency Mode (ALLM) via HDMI 2.1 ensures smooth, responsive gameplay by automatically switching the TV to game mode.
Sleek Design & Full Connectivity
The flush surface bezel creates a clean, minimalist look that focuses your attention on the screen. With a comprehensive selection of ports, connecting your devices is simple.
- Design: Flush Surface Bezel, Slim Wedged Stand
- Wi-Fi: Wi-Fi Certified 802.11a/b/g/n/ac/ax (Wi-Fi 6)
- Bluetooth: Version 5.3
- HDMI Inputs: 4 (with eARC/ARC and ALLM support)
- USB Ports: 2
- Digital Audio Output: 1
Specifications
- Model: K-55S31H
- Screen Size: 55 inches (138.8 cm)
- Display Resolution: 3840 x 2160
- Display Type: LCD with Direct LED Backlight
- Refresh Rate: 50Hz (Motionflow™ XR 400)
- VESA® Hole Pitch: 300 x 300 mm
- Dimensions with Stand (W x H x D): Approx. 1233 x 784 x 334 mm
- Dimensions without Stand (W x H x D): Approx. 1233 x 713 x 72 mm
- Weight with Stand: Approx. 15.7 kg
Important Information
- Energy Efficiency Grade: 4
- Made in Malaysia
- Warranty: 3 years
What's In The Box
- Table Top Stand
- Voice Remote Control
- Batteries
- AC Power Cord
- Operating Instructions
- Quick Setup Guide
The product information above is for reference only; everything is subject to the brand's official website.
SONY K-55S31H 55" 4K Ultra HD BRAVIA SMART TV Review
Why us?
Why Choose BBE?
The trusted choice of over 100,000 Hong Kong families, dedicated to delivering excellence in quality and service.
Visit our flagship stores in Mong Kok, Causeway Bay, and Tuen Mun to experience over 1,000 appliances from Europe, the US, and Japan. Our consultants are ready to provide expert installation advice.
Awarded store with nearly 30,000 authentic reviews. We guarantee transparent and competitive pricing.
Get instant professional support via WhatsApp. From spec comparisons to dimension queries and installation questions, our expert team provides immediate answers.
No parallel imports! All appliances are official Hong Kong distributor stock, coming with at least a 1-year original manufacturer warranty and a 7-day defective replacement guarantee.
Our service quality is recognized by the industry and top brands alike. We have been honored with the Towngas TGC Sales Gold Award and Daikin’s Diamond Dealer status, alongside prestigious partner and distributor awards from Gree, Carrier, and Philips Smart Lock.
Our site uses SSL encryption and supports various e-payments. We offer one-stop professional delivery and installation services for a worry-free experience.



















































Extend Product Warranty .png)