
Sustainable luxury —
Porsche has unveiled its high-end take on green vehicle production with its Spyder 918, a limited edition hybrid which costs over $1 million.

Elegant ride —
The car was used to ferry tennis champion Maria Sharapova, seen here with Formula One driver Mark Webber, to the pre-Wimbledon party this year.

Need for speed —
Other German luxury car makers are also expanding their green credentials, such as BMW which created the i8 hybrid sports car.

Sensual silhouette —
The i8 retains the sleek outline of a sports car, but uses a synchronization of electric motor and combustion engine.

City hopper —
On the other end of the scale, the BMW i3 is a fully electric car designed for driving in the city. It boasts an almost silent ride and futuristic design.

Testing the future —
Mercedes Benz has created the F-125 concept car, which is designed to test the emission-free drive for the luxury sector.

Modern successor —
Audi Sport quattro concept is a plug-in hybrid drive which is inspired by the legendary Sport quattro from the 1980s.

Efficiently crafted —
The Volkswagen XL1 is a diesel hybrid that consumes only one liter of fuel per 100 kilometers, and has been named the winner of the Transport category in the annual Designs of the Year Award held by the London Design Museum.