The MERCEDES-BENZ SLK (2011-16) SLK55 2DR ROADSTER 5.5 V8 SS 421 EU5 AMG 7G-T AUTO is a compact, two-seat premium convertible, rather than a practical family car. In the UK used-car market, it sits among high-performance roadsters, offering open-air style and strong AMG character in a relatively manageable package for enthusiasts. Mycarcheck.com has recorded 315 checks covering 156 different VINs, a useful sample of interest in this rare, powerful version. Checks show an average private-sale valuation of £18,700 and average recorded mileage of 51,000 miles. Typical annual use is just 3,000 miles, while cars average around three previous keepers per vehicle. Best suited to couples or enthusiasts wanting weekend drives, it is less ideal for family use, with limited space. The V8 delivers a distinctive, lively drive and a sound setting this SLK apart from smaller-engined rivals such as the BMW Z4 and Porsche Boxster; expect performance, not low running costs.