As expected, the much-touted 2012 Mitsubishi i-MiEV has the highest gas mileage of any vehicle available in the United States, according the Environmental Protection Agency (EPA).
The new Mitsubishi gets a combined 112 mpg, with the combined mileage weighted via 55 percent city and 45 percent highway mileage calculation. The Mitsubishi attained a 126 mpg average in city driving and 99 mpg on the highway.
Here are the top-10 gas mileage averages for cars in the United States, including electric (EV) and plug-in hybrid electric (PHEV) vehicles:
1. 2012 Mitsubishi i-MiEV, Combined 112 (City 126/Highway 99), EV.
2. 2012 Nissan Leaf, Combined 99 (City 106/Highway 92), EV.
3. tie, 2012 Ford Transit Connect EV, Azure Dynamics Transit Connect Van, 2012 Azure Dynamics Transit Connect Wagon, Combined 62 (City 62/Highway 62), EV.
4. 2011 Chevy Volt, 2012 Chevrolet Volt, ranked by combined gas/electricity rating of 60 MPGe, Combined 60 (City 58/Highway 62), PHEV.
5. 2011 Toyota Prius, 2012 Toyota Prius, Combined 50 (City 51/Highway 48), hybrid.
6. 2012 Honda Civic Hybrid, Combined 44 (City 44/Highway 44), hybrid.
7. 2012 Toyota Prius V, Combined 42 (City 44/Highway 40), hybrid.
8. 2012 Lexus CT 200h, Combined 42 (City 43/Highway 40), hybrid.
9. 2012 Honda Insight, Combined 42 (City 41/Highway 44), hybrid.
10. 2012 Toyota Camry Hybrid LE, Combined 41 (City 43/Highway 39), hybrid.
Article Last Updated: November 17, 2011.
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A sports, travel and business journalist for more than 45 years, James has written the new car review column The Weekly Driver since 2004.
In addition to this site, James writes a Sunday automotive column for The San Jose Mercury and East Bay Times in Walnut Creek, Calif., and a monthly auto review column for Gulfshore Business, a magazine in Southwest Florida.
An author and contributor to many newspapers, magazines and online publications, James has co-hosted The Weekly Driver Podcast since 2017.