Carl - The 55Q90T has 240 motion. It also offers Direct Full Array 16x, which gives you a more accurate detail expression and improved contrast through the use of increased dimming zones. It also offers Ultra Viewing Angle which means any seat in the room is the best seat in the house! With the new design customers receive the best picture at any angle even in bright rooms with the anti-reflective properties that maintain contrast and color accuracy. And Quantum Processor 4K, which gives you Intelligent processing that optimizes for 4K perfection scene-byscene. Utilizing the AI upscaling process customers can enjoy any content in full 4K resolution. It even has great sound with Object Tracking Sound. Through the utilization of up-warding firing speakers on the TV, this
feature allows customers to experience every scene with audio that tracks with the motion on screen. ^Cris

AnnNJ, the Optimum and Altice One apps are both supported only on mobile devices (Andoid, iOS, Kindle Fire). You may be able to screen mirror these streaming apps onto your TV using Smart View on Android devices, or AirPlay 2 on iOS devices. ^Gina

Sterling - The Q60T offers Dual LED. A system of dedicated warm and cool LED backlights that enhances contrast details. It adjusts to the mood of your content and Dual LED backlighting technology adjusts the color tone so you can watch it the way it was meant to be seen. Dual LED lighting also offers better contrast and off angle viewing compared to edge lit technology. The back lights you are able to purchase seperately will give you mood lighting in the room but will not affect the lighting on the TV. ^Cris

Ed, the TU8000 supports eARC in HDMI Port 2. ^Gina