Test Drive: BMW’s Reinvented 7 Series

We spent a day in the 2016 750i Sedan discovering all its finer details

The myriad of innovations within BMW‘s all-new flagship model—the 7-series—is apparent from the moment someone hands you a display key. Yes, display key. The small device features a color touch screen that can be used to answer those ubiquitous nagging questions—how much gas is in the car? Did I lock the doors? Are the lights off? And beyond the simple functionality of controlling locks and …