Two Sedans with some similarities, but otherwise different in most aspects such as the starting price, market segment, horsepower, fuel economy, and ground shadow size. First of all, the 2015 Ford Fusion is priced $9,550 lower compared to the base MSRP of the 2016 Mercedes-Benz CLA-Class. Also, a bigger engine usually means less mpg. But the 2016 CLA-Class has a more powerful engine and it gets 3 more mpg than the 2015 Fusion. In addition, the Fusion is slightly larger than the CLA-Class. Among similarities are the body structure, height, and maximum occupancy.