Getting past the Prius

Everyone knows about Toyota's hybrid hit. Below are eight fuel-efficient alternatives, either here or on the way.

Honda Civic GX
Honda Civic GX
Type: Natural gas
Efficiency: 28/39 MPG
Price: $24,590
Availability: On the market

It has the cleanest IC engine out there--and with a home-fueling option, you can fill the tank for only $1.30 a gallon.

Honda Civic GX

Ford Escape

Mercedes e320 Bluetec

Honda FCX

Tesla Roadster

Chevy Volt

BMW Hydrogen 7

Audi Q7 V12 TDI