2006 Most and Least Fuel Efficient Vehicles

2006 Most and Least Fuel Efficient Vehicles Ranked by city mpg

MOST EFFICIENT OVERALL MPG City Hwy
HONDA INSIGHT 60 66

Most and Least Fuel Efficient Cars Ranked by EPA Size Class MPG City Hwy

Most Efficient Two Seaters
Honda Insight 3 cyl, 1 L, Manual(5) 60 66
Honda Insight 3 cyl, 1 L, Automatic(variable) 57 56

Most Efficient Minicompact Cars
MINI Cooper 4 cyl, 1.6 L, Manual(5), Premium 28 36
MINI Cooper 4 cyl, 1.6 L, Automatic(variable), Premium 26 34



Most Efficient Subcompact Cars
VW New Beetle (Diesel)4 cyl, 1.9 L, Manual(5) 37 44
VW New Beetle (Diesel)4 cyl, 1.9 L, Automatic(6) 35 42

Most Efficient Compact Cars
Honda Civic Hybrid 4 cyl, 1.3 L, Automatic(variable) 49 51
VW Golf (Diesel) 4 cyl, 1.9 L, Manual(5) 37 44

Most Efficient Midsize Cars
Toyota Prius (Hybrid) 4 cyl, 1.5 L, Automatic(Variable), Regular 60 51
Hyundai Elantra 4 cyl, 2 L, Manual(5), Regular 27 34

Most Efficient Large Cars
Hyundai Sonata 4 cyl, 2.4 L, Manual(5), Regular 24 34
Hyundai Sonata 4 cyl, 2.4 L, Automatic(4), Regular 24 33

Most Efficient Small Station Wagons
Pontiac Vibe 4 cyl, 1.8 L, Manual(5), Regular 30 36
Toyota Matrix 4 cyl, 1.8 L, Manual(5), Regular 30 36
Scion xB 4 cyl, 1.5 L, Automatic(4), Regular 30 34

Most Efficient Midsize Station Wagons
Ford Focus Station Wagon 4 cyl, 2 L, Manual(5), Regular 26 34
Ford Focus Station Wagon 4 cyl, 2 L, Automatic(4), Regular 26 32



Least Fuel Efficient Cars

Least Efficient Two Seaters
Bugatti Veyron , 16cyl, 8 L, Auto(6) 8 15

Least Efficient Minicompact Cars
Aston Martin V12 Vanquish S, 12cyl, 5.9 L, Auto(S6) 11 17

Least Efficient Subcompact Cars
Maserati Coupe Cambiocorsa/qt/q-sport, 8 cyl, 4.2 L, Auto(S6) 12 19

Least Efficient Compact Cars
Bentley Continental GT, 12cyl, 6L, Auto(6) 12 19

Least Efficient Midsize Cars
Bentley Arnage, 8 cyl, 6.8 L, Auto(4) 10 14

Least Efficient Large Cars
Bentley Arnage LWB, 8 cyl, 6.8 L, Auto(4) 10 14

Least Efficient Small Station Wagons
Audi S4 Avant, 8 cyl, 4.2 L, Man(6) 15 21

Least Efficient Midsize Station Wagons
Mercedes-Benz E55 AMG, 8 cyl, 5.4 L, Auto(S5) 15 21

DOE’s Alternative Fuels Data Center