7. Djokovic, Novak

The Audi R8 is the model.
Production Year: 2006.
Estimated Value: $253,290
Novak Djokovic's name is one of the select few that has to be mentioned whenever the topic of tennis comes up because of his amazing life accomplishments. Apart from his 20 Grand Slam titles, Djokovic is also known for his intense love of cars, especially fast ones.
Novak Djokovic ©Getty Images/Corbis Tim Clayton, ©Sestmedia/wikimedia Commons
He drives a limited-edition electric car made by Peugeot and represents the brand, but he also drives an amazing Audi R8. For Djokovic, owning a vehicle with a maximum speed of 330 mph makes complete sense, especially considering that it's the most powerful rear-wheel-drive Audi ever.