QUANTUM MATRIX w/ MINI LEDs: Catch every detail in dark to bright scenes; Precise lighting from Mini LEDs boost brightness so you don't miss a thing | NEO QUANTUM HDR+: See sensational contrast, stellar brightness & vivid colorjust as the director intended; Things on screen look true enough to touch; Absorb all the nuances of the latest movies and the shows you love made for High Dynamic Range | DOLBY ATMOS & OBJECT TRACKING SOUND+: Put yourself in the middle of the action with built-in Dolby Atmos; When cars speed across the screen, sound moves right along with them to deliver realistic, 3D audio thanks to Object Tracking Sound | MOTION XCELERATOR 144Hz: Play games and content with smooth motion and virtually no lag or blur; Get uninterrupted action with crisp visuals rendered at top speeds | REAL DEPTH ENHANCER PRO: Experience depth and dimension on screen just like you do in real life; Real Depth Enhancer Pro finds the focal point in each frame and adjusts for a fully dimensional picture | 4K AI UPSCALING: Whether streaming an HD movie, watching live sports, or looking back at home videos, experience it all transformed into sharp...

This elite TV features crisp resolution, clear motion and high contrast. It has a brilliant and smooth picture made possible by ultra-fine lighting and brightnessall with a 3D-like image and sound.QN90D 50" and 43" have Neo Quantum HDR. QN90D 50" and 43" have Object Tracking Sound Lite. QN90D 98" has Motion Xcelerator 120Hz (Motion Xcelerator Turbo). Motion Xcelerator 144Hz is sometimes called Motion Xcelerator Turbo+. 144Hz requires compatible content connection from compatible PCs. Utilizes AI-based formulas. Samsung Account required for network-based smart services, including streaming apps and other smart features. Separate [connected] computer, mobile or other device may be necessary to create/log in to Samsung Account (free to download and create). Without Account log in, only external device connections (e.g., via HDMI) and terrestrial/over-the-air TV (only for TVs with tuners) available.