BMW 6 SERIES GRAN COUPE (2015-18) M6 4DR GRAN COUPE 4.4 V8 SS 560 EU6 DCT AUTO7 is a high-performance luxury four-door, blending the sleek, low roofline of a coupe with executive-saloon comfort. In the UK, it occupies a premium niche: more dramatic and exclusive than a conventional family saloon, yet practical enough for passengers and longer journeys. Mycarcheck.com records 555 look-ups covering 153 different VINs, giving a useful snapshot of this specialist model. The checks show an average private-sale valuation of £27,900 and average recorded mileage of 48,000 miles; average annual use is 6,000 miles, with around 2.8 previous keepers. These are observed averages, not a guarantee for any individual car or vehicle. Best for enthusiasts seeking weekend thrills and touring, it stands apart from Audi RS7 and Mercedes-AMG alternatives. Its V8 brings pace and presence, though fuel use and upkeep are costly; inspect service history and condition before buying.