The BMW 5 SERIES (2007-10) 525D 4DR SALOON 3.0 197 SE is a four-door saloon, aimed at drivers wanting more space and comfort than a family hatchback without moving to an SUV. In the UK used-car market, it sits among executive cars, competing with saloons such as the Mercedes-Benz E-Class and Audi A6. Mycarcheck.com recorded 206 look-ups across 107 distinct VINs, a useful pool of checks. The average private-sale valuation was £2,200, while the average latest recorded mileage was 160,000 miles; typical annual mileage was 9,000. Checks also showed an average of about five previous keepers, so reviewing each car’s history and condition is especially important. Ideal for commuters and families, it brings a roomy cabin, boot and comfortable long-distance manners. Its diesel engine suits cruising, although age and upkeep can affect costs. Against E-Class and A6 rivals, this BMW is known for an engaging drive; check history and condition.