The Mazda6 stands out from other midsize sedans by offering a refined driving experience, impressive fit and finish, as well as sexy styling that compare favourably to some luxury cars. When it comes to performance, the standard engine is a naturally aspirated 2.5-litre four-cylinder producing over 180 horsepower. Alternatively, customers can select a turbocharged variant delivering up to 250 horsepower and 320 pound-feet of torque when using premium fuel.