The portly SUV might look like an overindulgence but can be exceptionally clean, thanks to its plug-in hybrid system
It accelerates from a standstill to 100kph in a scarcely believable three seconds, or about the same time it takes to say ‘Porsche Cayenne Turbo S E-Hybrid’, the rather convoluted name for Porsche’s latest and most powerful SUV.
This German monster can run on electric power alone for short distances, which makes it as non-polluting as any electric car
The 8-speed gearbox seamlessly integrates the electric motor and engine Topping up the battery from a home charging point can take up to six hours