For a long time, Porsche considered electric powertrains to not be powerful enough to deliver the kind of performance its customers are used to, but that changed last year when the German luxury automaker greenlighted the Mission E, its first all-electric car, for production. The all-electric sedan is set to make it to market by the end of the decade.

Now it looks like Porsche is looking to leverage its work on the Mission E for other vehicles in its lineup, starting with an all-electric Porsche Cayenne Coupe, as evidenced by a prototype spotted on a test track. expand full story