2. 2012 Nissan Leaf: 106/92 MPG
Unlike the Volt, it doesn’t have an extended range, but it does offer some rather shocking fuel economy numbers. At 106 mpg city rating and 92 mpg highway rating the Nissan Leaf comes in as a runner up to the top spot. Nissan claims a real-world range of 70 miles. A 220 volt outlet can charge the car in 7 hours, with a special quick-charger that can deliver up to an 80 percent charge in just 30 minutes.