Mini Cooper delivers solid gas mileage and a whole lot of smiles. The current Mini Cooper Convertible scores 34 and 35 miles per gallon (MPG) on the highway (for the manual and automatic, respectively), making it one of the highest MPG convertibles on the market today.
gas mileage
Pontiac G5 Gas Mileage
The 2008 Pontiac G5 delivers the style and the miles, not to mention that all-important iPod jack. Every model of the G5 scores solid gas mileage figures, with highway ratings in the low-thirty mile per gallon (MPG) range.

Toyota Yaris Gas Mileage
The sub-compact Toyota Yaris delivers very good gas mileage, an entry-level price, and a whole lot of personality. On the highway, the Yaris scores highway gas mileage figures in the mid-thirty mile per gallon (MPG) range, with a city rating of 29 MPG.

Kia Spectra Gas Mileage
Both the four-door Kia Spectra and five-door Spectra5 hatchback deliver solid gas mileage figures, with highway ratings cracking the magic 30 mile per gallon (MPG) highway mark. Kia’s known to offer a high value for the dollar ratio, and the compact Spectra series is no exception. A five-star crash rating from the National Highway Safety Administration (NHTSA) and Kia’s 10 year/100,000 warranty seal the deal.

Pontiac Vibe Gas Mileage
The Pontiac Vibe is a front-wheel-drive five-door hatchback that shares much of its underpinnings with the Toyota Matrix. The compact Vibe delivers solid gas mileage figures, with highway mileage in the low thirty mile per gallon (MPG) range.
