The BMW 4 SERIES GRAN COUPE (2017-21) 420I 5DR GRAN COUPE 2.0 GPF SS 184 EU6 SPORT 6SPD is a premium five-door fastback-style family car: sleeker than a hatchback, but more practical than a two-door coupe. It sits between family cars and executive models, appealing to drivers who want everyday usability with a polished feel. mycarcheck.com has recorded 35 checks across 19 VINs, with an average private-sale valuation of £17,200. The cars averaged 33,000 miles and 6,000 miles a year, with 1.4 previous keepers. These figures are a useful snapshot, not a guarantee of any individual car’s condition or price. It suits commuters and small families who value comfortable journeys, rear access and room for passengers, while enjoying a petrol drive. Compared with an Audi A5 Sportback or Mercedes-Benz CLA, its blend of coupe-like styling and hatchback practicality is a key draw; choose on condition, history and how it drives.