Bugatti Veyron – $1,700,000 is not a lot of money to ask when you’re speaking about the best and most expensive car in the world. Of course for the most money you’re guaranteed the most powerful engine. It is the world’s fastest street-legal production car with a top speed of over 400 km/h. The car is made by Volkswagen AG subsidiary Bugatti Automobiles SAS. This expensive car is sold under the famous Bugatti marque.