This 2017 BMW 4 Series 420i M Sport is a standout example, having been cherished by just one owner from new and boasting exceptionally low mileage for its age at only 45,528 miles. This Euro 6 compliant model features a responsive 2.0L petrol engine and comes in the desirable M Sport trim, offering a blend of sporty aesthetics and dynamic driving. While it has a partial service history, its single ownership and minimal mileage suggest careful use and maintenance. The BMW 420i M Sport offers several advantages that set it apart. Its impressive fuel economy of 49 mpg means fewer trips to the petrol station, and its low insurance group makes it an economical choice for many drivers. You'll also appreciate the generous boot space, perfect for luggage or shopping. Furthermore, its low CO2 emissions contribute to a more environmentally friendly drive, indicating it is a more efficient option compared to many other vehicles in its class.