Two Sedans with some similarities, but otherwise different in most aspects such as the modifications, starting price, fuel economy, model year, and horsepower. First of all, there is a $157,400 difference in the base MSRP. The 2014 Bentley Mulsanne, an older vehicle by two model years, has a higher starting price than the 2016 Maserati Quattroporte GTS. Also, a bigger engine usually means less mpg. But the 2016 Quattroporte GTS has a more powerful engine and it gets 4 more mpg than the 2014 Mulsanne. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.