The BMW Z4 (2013-18) SDRIVE20I 2DR ROADSTER 2.0 184 EU6 AUTO8 is a two-seat open-top sports car, not a hatchback or SUV. In the UK used-car market, it occupies the roadster niche, appealing to drivers wanting style and enjoyment from a car or weekend companion. Its roof adds versatility. mycarcheck.com has recorded 108 look-ups covering 45 distinct VINs, a useful sample of interest in this version. Checks show an average private-sale valuation of £12,100 and average recorded mileage of 43,000 miles; average annual mileage is 4,000. Cars had about two previous keepers on average, based on the available records. That low-use pattern may appeal to buyers seeking a leisure car, though each Z4’s history and condition deserve checking. The sDrive20i pairs lively performance with an automatic gearbox and refined cabin, making touring easy. Against the Audi TT Roadster and Mercedes-Benz SLK, it stands out for its classic long-bonnet look and engaging feel.