The QX60 is a hybrid version of Infiniti’s seven-passenger luxury crossover.
The all-electric Mercedes-Benz B-Class hatchback will arrive in the United States early in 2014.
The E.P.A. says the Fusion Energi can get the equivalent of 108 miles per gallon in city driving.
The Fusion beat out finalists that included the 2013 Dodge Dart Aero, Mazda CX-5 Skyactiv, the Toyota Prius C and Ford's other fuel-sipper, the C-Max.
The Fusion beat out finalists that included the 2013 Dodge Dart Aero, Mazda CX-5 Skyactiv, the Toyota Prius C and Ford's other fuel-sipper, the C-Max.
Audi said the use of lightweight materials and reliance on an electric motor for motive power would help the concept achieve fuel economy of over 200 miles per gallon.
The station wagon concept is based on the Panamera sedan, which has polarized buyers and critics since it went on sale in 2009.