Most Popular Hybrids on AOL Autos

Fuel Range: 45 Hwy/48 City
MSRP: $22,000 - $24,270
Invoice: $20,680 - $22,276

The Toyota Prius is a gas-electric hybrid that sets the standard for environmentally-friendly transportation. This front-wheel drive,five-door liftback delivers comfort, value and a smooth ride, as well as impressive fuel economy and low emissions.

Fuel Range: 45 Hwy/40 City
MSRP: $23,550 - $23,550
Invoice: $21,675 - $21,675

The Civic Hybrid is the flagship example of Honda's hybrid technology in an efficient practical package. It is based off the regular gas-powered Civic that has been a best seller in the compact car market for years.

Fuel Range: 25 Hwy/27 City
MSRP: $34,700 - $41,020
Invoice: $31,230 - $36,712

The Highlander Hybrid is based on the popular Highlander SUV, boasting a more environmentally-friendly gas-electric hybrid engine that delivers excellent fuel economy and lower emissions. It's available in an all-wheel drive configuration only, with two trim levels: Base and Limited.

Fuel Range: 31 Hwy/34 City
MSRP: $29,305 - $33,385
Invoice: $27,112 - $30,826

The 2009 Escape Hybrid offers buyers an earth-friendly alternative to regular SUV's. Its hybrid system provides reduced emissions, increased mileage, while still providing all the normal useful SUV features. The '09 Escape Hybrid uses a new, larger 2.5-liter four-cylinder engine linked to an electric motor.

Fuel Economy: 31 Hwy/34 City
MSRP: $29,750 - $31,500
Invoice: $27,543 - $29,135

The 2009 Mariner Hybrid offers buyers an earth-friendly alternative to regular SUV's. Its hybrid system provides reduced emissions, increased mileage, while still providing all the normal useful SUV features. In '09 it uses a new, larger 2.5-liter four-cylinder engine linked to an electric motor.