The BMW 4 SERIES GRAN COUPE (2017-21) 420D 5DR GRAN COUPE 2.0 DPF SS 190 EU6 SE AUTO8 is a five-door fastback-style family car: sleeker than a conventional hatchback, but more practical than a two-door coupé. In the UK market, it sits between mainstream family hatchbacks and pricier executive saloons. Mycarcheck.com recorded 223 checks covering 114 different VINs, giving a snapshot of used-car interest. The average private-sale valuation was £13,800, with recorded mileage averaging 72,000 miles and annual use around 10,000 miles. Checks show an average of about 1.6 previous keepers, suggesting many examples have had relatively limited ownership changes. The 420d suits commuters and small families seeking comfortable motorway travel, rear doors and a generous boot, with an engaging drive. Its 2.0-litre diesel and automatic gearbox make long journeys relaxed and economical. Against Audi A5 Sportback and Mercedes CLA rivals, it stands out for practicality and BMW’s driver-focused character.