Alfa Romeo Giulia Quadrifoglio vs Mercedes-AMG C63

The heavy-hitting rear-wheel-drive Alfa Romeo Giulia Quadrifoglio and Mercedes-AMG C63 battle for super-saloon honours 2017-04-26 13:45 German brands have dominated the super-saloon class for years, but now there’s a new contender from Italy that’s out to upset the established order.The Alfa Romeo Giulia Quadrifoglio certainly has what it takes to muscle in on this exclusive crowd, thanks to a racy specification that includes pumped-up looks, a 503bhp twin-turbo V6 and rear-wheel dr