Superlight fuel cell sedan heralds a lighter SLS successor.
Germany’s three big luxury car companies tend to move in lockstep when it comes to new vehicles. Mercedes built a four-door coupe, so Audi and BMW cranked out their own versions. BMW turned their SUV into a four-seat sports-activity coupe, so Mercedes and Audi went to work building their own. And since Audi and BMW are hard at work creating eco-friendly halo cars for their brands, it was only a matter of time until Mercedes-Benz followed suit. (more…)