The MERCEDES-BENZ CLS COUPE (2011-15) CLS350 4DR COUPE 3.5 BLUEEFFICIENCY SS 306 EU5 7G-T AUTO is a large, premium four-door coupé that blends sleek styling with everyday practicality. It sits in the UK’s executive-car market, offering a distinctive alternative to a conventional saloon while retaining usable rear doors. mycarcheck.com records show 11 checks covering six distinct VINs, so this is a modest sample rather than a broad reliability survey. Across those vehicles, the average private-sale valuation was £8,400, average recorded mileage 68,000 miles and average annual mileage 4,000. Cars averaged just over two previous keepers. These figures offer a useful snapshot, but individual condition, history and specification can make a substantial difference. Its petrol power and automatic suit commuting and touring; it best serves couples or small families seeking comfort and style. Against the BMW 6 Series Gran Coupé and Audi A7, its dramatic design is a standout.