Two Sedans with some similarities, but otherwise different in most aspects such as the horsepower, fuel economy, model year, market segment, starting price, and ground shadow size. First of all, the 2016 Chevrolet Impala is priced $7,605 lower compared to the base MSRP of the 2014 Ford Fusion Energi, which is older by two model years. Also, the 2016 Impala has bigger and thirstier engine; the 2014 Fusion Energi gets 16 more mpg. In addition, the body structure of Impala is slightly larger than that of the Fusion Energi. Among similarities are the body structure, height, and maximum occupancy.