BMW M550i review: Equal parts luxury and power

Cruising along on the autobahn at 220 kilometers per hour (136 miles per hour) is equal parts exciting and anxiety-inducing because my brain cant shake the feeling Im still breaking the law. That concern didnt stop when I pulled over. I also experienced some apprehension about using BMWs Display Key to control the $73,900 BMW M550i sedan.
The Display Key with its tiny touchscreen basically replaces a lot of the features found in a cars companion app. Drivers can lock and u…Read more