The BMW 4 SERIES COUPE (2017-20) 420D XDRIVE 2DR COUPE 2.0 DPF SS 190 EU6 M SPORT 6SPD is a premium two-door coupe, positioned between everyday cars and pricier luxury models. This diesel M Sport combines sleek styling with four-wheel drive, offering a distinctive alternative to a family hatchback. mycarcheck.com recorded 42 look-ups across 18 distinct VINs, a useful snapshot rather than a complete market picture. Checks showed an average private-sale valuation of £17,200, average recorded mileage of 42,000 miles and annual use of 6,000 miles. Examples had around 1.6 previous keepers on average, suggesting relatively limited ownership changes. With 190hp, the 420d feels brisk while xDrive adds reassurance in poor weather. It suits commuters covering longer distances and couples who value comfort and economy. Against the Audi A5 and Mercedes-Benz C-Class Coupe, it delivers similar premium appeal and road manners, but its two-door layout makes it less convenient for families.