BMW has revealed first details of its new 6-series coupe and convertible line, the first model to carry the badging since the original was replaced by the 8-series in 1989. Powered by a 4.4-litre V8, the revived 6 series is 4,820mm (189.8") long, 1,855mm (73.0") wide, and 1,373mm (54.1") high, with a power dome on the bonnet, low roof line, and contoured front and side panels.