The BMW 4 SERIES COUPE (2017-20) 430D 2DR COUPE 3.0 DPF SS 258 EU6 M SPORT AUTO8 is a premium, two-door diesel coupe: a sportier alternative to a family hatchback, positioned alongside executive cars in the UK used-car market. Its sleek shape and M Sport styling give it a more purposeful look than a conventional saloon, while the automatic gearbox makes everyday driving straightforward. mycarcheck.com records 901 checks covering 343 different VINs, a sizeable sample of interest in this model. The average private-sale valuation is £18,600, with typical recorded mileage of 48,000 and annual use around 9,000 miles. Checks show an average of about two previous keepers, useful context when comparing individual cars. Its six-cylinder diesel delivers brisk, relaxed progress, appealing to commuters and couples seeking long-distance comfort. Less practical than four-door rivals, it competes with the Audi A5 and Mercedes-Benz C-Class Coupe, offering pace and everyday usability, and distinctive styling.