The BMW X3 (2005-10) 5DR SUV 2.5SI 218 SE AUTO is a premium, five-door compact SUV, combining a raised driving position and useful cabin space with the familiar feel of a BMW. In the UK used-car market, it sits between family hatchbacks and larger four-wheel-drive SUVs, offering a more refined, upmarket alternative to mainstream models. Mycarcheck.com recorded 45 checks covering 17 distinct VINs, a useful snapshot rather than a complete picture of every X3. Within that sample, the average private-sale valuation was £2,900, recorded mileage averaged 89,000, and cars had an average of nearly three previous keepers. Average annual mileage was 3,000, a notably modest figure, though individual histories vary; check the specific car’s records and condition. Its smooth six-cylinder petrol engine suits family trips and commuting, with a more premium feel than many rivals. Budget for age-related upkeep and running costs; it suits buyers wanting a spacious, comfortable alternative.