SUBSCRIBE for more great car videos: Porsche Cayenne E-Hybrid full review: br The Porsche Cayenne E-Hybrid is a genuine performance car rather than just an eco-friendly SUV. With a 0-60mph sprint time of 4.7 seconds and fuel economy around 40mpg in the real world, it has a huge range of ability. And the E-Hybrid makes the V6 S petrol model pretty much obsolete.br br More Auto Express videosbr Car reviews playlist: br More on AutoExpress.co.