The upcoming redesigned Porsche Cayenne SUV line-up includes a new hybrid version combining a 333-horsepower V6 engine with a 47-horsepower electric motor.The most striking feature of the new Cayenne S Hybrid is its ability to cruise -- in other words, to drive on level ground without accelerating -- under electric power alone at speeds up to 97 miles power hour.
NEXT: BMW 5-series ActiveHybrid concept
NEXT: BMW 5-series ActiveHybrid concept