Audi’s contender in the entry-level luxury sport sedan segment has a tough play to make in a space that’s packed with competition from the likes of Mercedes and BMW. Does the new Audi A4 hold its own against a recently redesigned C-Class and BMW’s 3 Series? Cars.com reviewer Kelsey Mays finds a few reasons why the A4 deserves serious attention from car buyers looking to enter the luxury sedan market.