Launched with great fanfare last year, the midsize CX-9 crossover is Mazda's biggest vehicle. It can comfortably accommodate seven passengers and be equipped with Mazda’s most modern driving aids. The CX-9 gets the first turbocharged, SKYACTIV four-cylinder engine, which produces 227 horsepower and an impressive 310 lb.-ft. of torque. The Signature line is also the most luxurious ever offered in a CX-9, offering Nappa leather and real wood accents.