The XM features lounge-like rear bench seats, black-tinted rear side windows for privacy and deep pile carpeting. Optional seat heating includes the side panels and backrests.
"The feedback from our customers is that they really love our cars," van Meel said. "But in the future, they would wish to have also more luxury in their cars."
The visual highlight of the cabin is the headliner with its three-dimensional prism structure. Fiber-optic light guides containing 100 LEDs are integrated into the headliner's "picture frame" border to produce a relief-like structure.
In-cabin lighting isn't just decorative — it can pulse to signal an incoming phone call or highlight the risk of a potential collision when opening a door, the company said.
BMW's signature curved display, stitching together a 12.3-inch instrument cluster and 14.9-inch infotainment screen, sits atop a decorative surface in matte carbon fiber.
The XM offers all the technology bells and whistles worthy of a six-figure halo vehicle.