Discover which German luxury coupe is the best you can get. The Mercedes C63 507 Coupe is the last iteration of the W204 C63. With the exception of the very limited-run Black Series, it's the best C63 that AMG has ever done. built. Under its hood sits a hand-built, 6.2-liter naturally aspirated V8 good for 507 horsepower. What more do you want? Perhaps something more high-tech, and that's where the Audi RS5 comes in. The sexy coupe from Quattro GmbH in Neckarsulm and features a 4.2-liter V8 that spits out 450 hp. That is less power than the 507 Coupe makes, true, but the Audi also features AWD, a dual-clutch transmission, bigger wheels and tires, plus a torque-vectoring rear differential.
Which one is quicker? Which one is more fun to drive? Which one is best? Watch and find out!