Here is something for "Gas Boycott Days". I was studying vehicles getting greater than 30 mpg combined average (2007 method).
http://www.fueleconomy.gov/feg/byMPG.htm Then checked the EPA combined average city/highway mpg ratings using the EPA's 2008 test/reporting method.
http://www.fueleconomy.gov/feg/calculatorSelectYear.jsp .
The BEST PRIUS hybrids > 46, CAMRY hybrids > 34, CIVIC hybrids > 42, ALTIMA hybrids > 34, COROLLA > 31, YARIS(2) > 32, 31, FIT (3) > 29, 30, 31
Toyota Matrix > 29
Hyundai Accent > 29
Hyundai Elantra > 27
Nissan Versa > 28
Kia Rio > 29
The best of what is left:
Chevrolet Malibu 4 cyl, 2.2 L, Auto(4), Regular > 25
Chevrolet HHR Panel FWD 4 cyl, 2.2 L, Man(5), Regular > 23
Chrysler Sebring 4 cyl, 2.4 L, Auto(4), Regular > 24
Dodge Caliber 4 cyl, 1.8 L, Man(5), Regular > 26
Ford Focus 4 cyl, 2 L, Man(5), I4, Regular > 27
Ford Focus Station Wagon 4 cyl, 2 L, Man(5), I4, Regular > 27
Ford Escape Hybrid FWD 4 cyl, 2.3 L, Automatic (CVT), Regular > 30
Ford Escape Hybrid 4WD 4 cyl, 2.3 L, Automatic (CVT), Regular > 27
Ford Fusion 4 cyl, 2.3 L, Man(5), Regular > 23
Ford Ranger Pickup 2WD 4 cyl, 2.3 L, Man(5), Regular > 23
Mazda 6 4 cyl, 2.3 L, Man(5), Regular > 24
Mercedes-Benz E320 Bluetec 6 cyl, 3 L, Auto(L7), Diesel > 26
Mercury Mariner Hybrid 4WD 4 cyl, 2.3 L, Automatic (CVT), Regular > 27
Pontiac Vibe 4 cyl, 1.8 L, Man(5), Regular > 29 Pontiac Vibe 4 cyl, 1.8 L, Auto(4), Regular > 27
Pontiac G6 4 cyl, 2.4 L, Auto(4), Regular > 24
Pontiac G5/Pursuit 4 cyl, 2.2 L, Man(5), Regular > 27
Saturn Vue Hybrid 4 cyl, 2.4 L, Auto(4), Regular > 26
Saturn Aura Hybrid > 27
.
For what ever it is worth ...
And here is why I'm lobbying for "44 mpg by 2010 if Detroit can't do it NOW ... WAIVE IMPORT RESTRICTIONS FOR 36 months that get better than 44 mpg(US) combined average and less than 140 g/km CO2!"
http://www.40mpg.org/pdfs/021407_fuel_efficient_vehicle_gap.xls And if you want to see a more complete database of what is in England see
http://www.vcacarfueldata.org.uk/search
The 2008 Puegeot 308 diesel-electric hybrid could return as much as 83mpg <70 mpg(US)>. And the firm hopes its CO2 emissions would be as low as 90g per km. Due on the market in 2008.http://www.autoexpress.co.uk/news/autoexpressnews/207600/peugeot_308.html