I spent a few days in a $160,000 electric G-Wagen whose dash and steering wheel shake like a four-liter V8 is idling under the hood, then watched 180 miles of indicated range cover 120 miles of actual

The G-Wagen is a bit of a cultural icon. Yes, it wasn’t the first boxy 4x4, SUV, but that hasn’t stopped it becoming a status symbol in its own right. As with