The Ford Fiesta ECOnetic 1.6 TDCi has won the 2012 ALD Automotive/Shell FuelSave MPG Marathon, returning an impressive 108.78mpg over a 370-mile route through the hills of South Wales and the Cotswolds.

Ford Fiesta ECOnetic was driven by former rally drivers Andrew Marriott and Andy Dawson, who beat their nearest rival by over six miles per gallon.

The Ford Fiesta ECOnetic boasts an official combined fuel consumption of 85.6mpg and emissions of 87g/km CO2. The real life demonstration demonstrated a 27 per cent improvement over its official combined fuel consumption figure. Not bad!