Not only are the Mercedes-Benz SL65 AMG Black Series, Mercedes-Benz S65 AMG, Mercedes-Benz CL65 AMG, Audi R8, Porsche 911 Convertible Turbo, Audi A8 L W12, Chevrolet Corvette ZR1, Porsche Cayenne Turbo S, BMW M6 Convertible and Mercedes-Benz CLS63 AM terribly expensive to purchase (all retail for over $100,000), based on fuel, insurance, repairs, maintenance and depreciation, according to BMWBlog they are the most expensive to own and drive.
