New True MPG results revealed
What Car?'s laboratory tests use real-world driving routes to show what fuel economy you can really expect from your car. So, what are the best and worst performers from June and July?...
Mini hatchback 3dr 1.5 Cooper
Official fuel economy: 60.1mpg; True MPG: 41.3mpg; Shortfall: 31.3%
Official fuel economy: 34.0mpg; True MPG: 25.3mpg; Shortfall: 25.6%
Seat Leon 1.0 SE Tech
Official fuel economy: 64.2mpg; True MPG: 53.1mpg; Shortfall: 17.2%