Audi is producing only 333 R8 GT models worldwide, 90 for U.S. sales. 180 pounds lighter than the Audi R8 5.2 Quattro Coupe, the Audi R8 GT 2012 top speed of 199 mph and has a sprint (0-62 mph) 3.6 seconds. Overall, the Audi R8 GT driver to high lateral acceleration and a low center of gravity.