This document compares four high-performance cars: the Audi R8, Pagani Zonda C12 S, Koenigsegg CCX, and Ferrari P4/5. It provides details on each car's manufacturer, horsepower, top speed, country of origin, average rental costs, and manufacturer's suggested retail price (MSRP). The Koenigsegg CCX has the highest horsepower of 806 HP and can reach the highest top speed of 245 MPH, while the Audi R8 has the lowest rental costs but also the lowest MSRP of the four cars.