Question: what is the difference between vizio quantum and quantum x?
Answer: The major difference between the 2019's Vizio P Series Quantum and Quantum X is the number of their local dimming zones. ... Meanwhile, for P Series Quantum X, its 65 inches model (PX65-G1) has 384 local dimming zones while its 75 inches model (PX75-G1) has 480 local dimming zones.