Elevate Your Viewing Experience

Unleash the brilliance of 4K Ultra HD with Samsung’s Crystal Processor 4K. Savor razor-sharp clarity, vivid PurColor hues, and deep contrast thanks to HDR10+, UHD Dimming, and Mega Contrast—an all-in-one visual feast featuring Motion Xcelerator and Filmmaker Mode for seamless, cinema-like performance.

Sound that Surrounds You

Immerse yourself in rich 20 W audio output with Object Tracking Sound Lite that aligns audio to on-screen action. Sync effortlessly with a Samsung soundbar via Q‑Symphony for a powerful, enveloping soundstage.

Smart Features at Your Command

Powered by Tizen OS and sleek One UI, the UA55U8400F offers built-in Bixby and Alexa, plus Google Assistant compatibility. Access 100+ free Samsung TV Plus channels, enjoy Apple AirPlay, and control your smart home thanks to SmartThings and Matter Hub integration.

Gaming-Ready for Action

Step up your gaming with Auto Game Mode (ALLM), Variable Refresh Rate (VRR), and HGiG support for smoother, responsive gameplay and stunning visuals—perfect for both casual and avid gamers.