BMW has attempted to make up for any compromises in refinement caused by its return to a fabric roof with new technology ... the new 4-series Convertible only carries a modest four percent ...

Being fabric it also saves a good bit of weight – BMW claimed ... the 4-series Convertible, especially the M440i xDrive, is a rather pleasant machine in which to find yourself. Roof closed ...

Combine that with dropping the roof and you have a performance convertible that is the best in its class – and one that is happy to let you have fun on any road. All versions of the BMW 4 Series ...