The Ibiza Ecomotive 1.4 TDI 80 hp is rated at 3.7 L/100 = 63.6 mpg. Gerhard Plattner drove 1562 km with 45.53 l = 2.91 l/100. This is 970.8 mi with 12.03 g = 80.69 mpg, ie 26% more than rating. He stayed on highway 3/4 of time (couldn't find an english article with that detail) and never went over 110 km/h = 68 mph. One of the articles in English : http://www.motoring.co.za/index.php?fArticleId=4968928&fSectionId=751&fSetId=381 Denis.
Getting this kind of mileage while reaching speeds of 110 km/h is awesome. Too bad we don't have the option to purchase vehicles like this here as I'd be curious to see what I could get in a vehicle like this considering I never go over 90 km/h anymore. Thanks for sharing this article Denis.