BMW 3 SERIES (2005-12) 320D 177 4DR SALOON 2.0D DPF EU5 SE BUSINESS EDITION STEP AUTO6 is a premium four-door family saloon, positioned between mainstream executive cars and pricier prestige models. This SE Business Edition pairs a 177bhp diesel with an automatic gearbox, offering comfort for daily use and motorway trips. Its 2.0-litre diesel suits regular-distance drivers, but check service history and emissions equipment. It balances pace with sensible running costs. Mycarcheck.com recorded 90 look-ups covering 44 different cars, a helpful sample of real-world interest. The average private-sale valuation was £3,000, with average recorded mileage of 122,000 miles and annual use of 6,000 miles. Cars had averaged around three to four previous keepers, so condition and maintenance matter more than age alone when comparing examples. Compared with Audi A4 and Mercedes-Benz C-Class rivals, it’s often praised for a rewarding drive, while its cabin and boot suit commuters and small families well.