Greenest

Model Year 2016

Make and model Specifications Emission standard a MPG city MPG hwy Green Score
Mercedez-Benz Smart Fortwo Elec. Drive Convertible / Coupe b Electric (Li-ion bat.) Tier 2 Bin 1 / ZEV  3.61 2.77 63
Chevrolet Spark EV b Electric (Li-ion bat.) Tier 2 Bin 1 / ZEV  3.81 3.24 63
Fiat 500E b Electric (Li-ion bat.) Tier 2 Bin 1 / ZEV  3.59 3.07 62
Toyota Prius ECO 1.8L 4, auto  LEV III SULEV30 58 53 61
Volkswagen E-Golf b Electric (Li-ion bat.) Tier 3 Bin 0 3.72 3.12 61
Nissan Leaf S / Leaf SV b Electric (Li-ion bat.)  Tier 2 Bin 1 / ZEV  3.75 3.00 61
Kia Soul Electric b Electric (Li-ion bat.) Tier 2 Bin 1 / ZEV  3.55 2.73 59
Toyota Prius C 1.5L 4, auto  LEV II SULEV / Tier 2 Bin 3 53 46 59
Toyota Prius 1.8L 4, auto  LEV III SULEV30 54 50 58
Ford Focus Electric b Electric (Li-ion bat.) Tier 2 Bin 1 / ZEV  3.27 2.94 57
Chevrolet Volt c Electric (Li-ion bat.) / 1.5L4, auto Tier 3 Bin 30 / LEV III SULEV 30 2.95 / 43 3.23 / 42 56
Volkswagen Jetta Hybrid 1.4L 4, auto [P] LEV II PZEV / Tier 2 Bin 3 42 48 56

[P] Denotes Premium Gasoline. 
"Auto CVT" denotes continuously variable automatic transmission.
a A listing with two emission standards (e.g., LEV II SULEV / Tier 2 Bin 3) denotes a single vehicle carrying both a federal and a California emission certification. Green Scores for such listings reflect the cleaner of the two certifications.
b Fuel economy for electric vehicles is provided in miles per kiloWatt-hour.
c Fuel economy for plug-in hybrids is provided in miles per gallon for gasoline operation and in miles per kiloWatt-hour for electric operation