Two of the new options joining what will be an extensive list are the Sky Lounge panoramic glass roof, said to be a nod going all the way back to the Concept 5 Series Gran Turismo showed off at ...

Openness isn’t the only approach that automakers are taking to make the roof more interesting from within. The 2017 BMW M760i we tested recently offers a Panoramic Sky Lounge LED roof ...

the Panoramic Sky Lounge LED roof, and manual rear window shades. This costs $3,350. Only the latter is available to the M50i and Hybrid at $3,150. All models can be equipped with the $1,700 ...