Vechicle Infiniti QX80 4WD - The crossover/SUV industry is exploding in diversity and popularity, spawning new offshoots faster when compared to a banyan tree in a time-lapse video. But Infiniti’s QX80 resides in what appears destined to continue to be a short tendril the entire size, three row high-class SUV. Of the a large number of crossovers of all sizes and shapes (and prices), this class is among the most populated sparsely. By our count, there are simply five (. 5) the Cadillac Escalade, the QX80, the Lexus LX570, the Lincoln Navigator, and the Mercedes Benz GLS.