The BMW Z4 (2003-09) 2DR ROADSTER 2.5I 177 SE REV 06 is a two-seat, open-top sports car, rather than a family hatchback. In the UK used-car market, it sits among affordable premium roadsters, offering distinctive BMW styling and an engaging feel. Its folding roof makes sunny-day drives particularly appealing. Mycarcheck.com recorded 248 look-ups covering 112 different VINs, showing interest in this Z4 version. Checks show an average private-sale valuation of £2,900, average recorded mileage of 88,000 miles and around 3,000 miles driven yearly. The typical example has had about five previous keepers, so check its history carefully. Best suited to couples or enthusiasts wanting an engaging weekend car, it prioritises driving enjoyment over luggage space and rear seats. Against rivals such as the Mazda MX-5, the Z4 feels more upmarket and substantial, while its six-cylinder engine is a defining attraction. A careful inspection and vehicle-history check are sensible.