The bare bones of the M4 xDrive Convertible (can we just call it the M4 cab?) are unchanged from those of the coupe. So there is a 503bhp, 479lb ft, 3-litre straight-six twin-turbo driving through ...

BMW is marking 30 years since the release of the original E30 M3 Convertible with the M4 Convertible Edition 30 Jahre, a limited-build run featuring bespoke styling touches and a retro-inspired ...