Cars might be getting smarter, more efficient and environmentally friendly over the years but one aspect that hasn't changed in the face of motoring - fuel prices.

The Volkswagen Group are among numeral carmakers that are actively pursuing ways to manufacture cars that are environmentally friendly and fuel efficient. Audi is no stranger to this formula and the premium German marque aims to bring it one step further - from saving fuel to saving money on fuel through a nifty online feature.

Aptly dubbed the new Fuel Prices service