BMW's 3 Series is under siege all of a sudden. Mercedes' brilliant but boring C Class has romped away into the sales lead but the competition from Audi has never really come close to the 3's benchmark ...

Modern sports sedans, when done right, offer a superb combination of speed and practicality that is hard to beat. Sporty SUVs may excel off-road, but this comes at the expense of efficiency, handling, ...