Nine years is generally the age of a well-deserved retirement for an average automobile. But not for the Maserati Quattroporte. Launched in 2013, the Modena limo has indeed benefited from a little makeover in 2019 – new finishes and upgraded equipment – to regain a little sex appeal and continue his career with serenity. In its GranSport livery chosen for this test, it is true that it is not at all its age the bougresse! Wherever she goes, the beauty with the trident always unscrews heads and her charm operates on passers-by, like that of Sophia Loren in her greatest moments. Facing it, the Mercedes-AMG GT 4-door (launched in 2018) chosen to give it the replica looks like a warship. Refined, muscular, her nose flush with the asphalt, the Teutonne impresses the audience more than it seduces them. Despite their very different quickdraws, these two icons nevertheless play on the same ground in terms of power and performance. On the left, the Maserati Quattroporte S Q4 GranSport announces 430 hp. On the right, the Mercedes-AMG GT 53 4MATIC + 4-door Coupé claims 435 …