Hello RYRY - The Q80T offers 32 million pixels, Direct Full Array, Object Tracking Soumd and Ultra Viewing Angle. The Q90T offers all of the above and Direct Full Array 16X with Quantum HDR 16X. These two features offer more lights with even better contrast. The Q900T is 8K, so you have over 33 million pixels. Qantum Processor 8K, Object Tracking Sound Plus, Quantum HDR 32X, and the Infinity Screen. They all offer a really great anti-glare technology with awesome viewing at any angle. You will have to decide for yourself, but that Infinity screen is beautiful and you should check it out. Enjoy! ^Cris