The Audi RS3 is a bit of an oddball. It has 401 hp under the hood, a serious number for a car weighing around 3600 pounds. But that power comes from the last five-cylinder ... 2.5-liter inline ...

Cadillac CTS coupe and INFINITI Q50 coupe. In S5 form, it offers an excellent compromise between ride, comfort and performance, with 0-60 times of under 5 seconds. With the Audi Connect system and ...