.SSC Ultimate Aero $654,400. Don’t let the price tag fool you, the 3rd most expensive car is actually fastest street legal car in the world with a top speed of 257 mph+ and reaching 0-60 in 2.7 seconds. This baby cost nearly half as much as the Bugatti Veyron, yet has enough power to top the most expensive car in a speed race. It is estimated that only 25 of this exact model will ever be produced.