Mercedes C 63 AMG vs Bmw M6 revs battle - Crazy sound !!

A concerto of engine, V10 of the BMW M6 against the V8 of the Mercedes C 63 AMG !!! The M6 has 507hp and the C 63 AMG has 457hp. Which sound you enjoy the most?? For me the V8 of the C 63 AMG is just amazing !! I hope you enjoy this video, subscribe for more ! Thanks for watching :)