Base price: $22,600
Air pollution score: 9.5/10
Greenhouse gas score: 10/10
City/highway miles per gallon: 49/51
Toyota Prius sedan
Base price: $22,175
Air pollution score: 9.5/10
Greenhouse gas score: 10/10
City/highway miles per gallon: 60/51
Toyota Camry Hybrid sedan
Base price: $26,200
Air pollution score: 9.5/10
Greenhouse gas score: 9/10
City/highway miles per gallon: 40/38
Ford Escape Hybrid SUV
Base price: $25,740
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 36/31
Ford Focus
Base price: $13,995
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 27/37
Honda Accord Hybrid sedan
Base price: $31,090
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 28/35
Hyundai Elantra sedan
Base price: $13,395
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 28/36
Kia Spectra
Base price: $13,495
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 27/35
Mazda3
Base price: $14,490
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 28/35
Mercury Mariner Hybrid SUV
Base price: $26,430
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 32/29
Nissan Altima sedan
Base price: $19,800
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 26/35
Saturn Ion
Base price: $12,890
Air pollution score: 9.5/10
Greenhouse gas score: 8/10
City/highway miles per gallon: 26/35