G21 LCI II 330i M Sport Touring 5dr Steptronic 8sp 2.0T As a previous carsales Car of the Year winner, BMW's seventh-generation 3 Series comes with big plaudits. Available in four-door sedan and wagon guise, the 3 Series is based on the platform also used in BMW 5 and 7 Series and is characterised by advanced engines and transmissions, excellent interior space and a host of technology including acoustic glazing on the windscreen and front side windows that helps further reduce cabin noise. The range includes the four-cylinder 190kW/400Nm 330i M Sport wagon and sedan, and the 3.0-litre six-cylinder M340i xDrive, which produces a muscular 285kW/500Nm.