Two Sedans with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the starting price, horsepower, and fuel economy. First of all, the 2016 Hyundai Equus is priced $66,800 lower compared to the base MSRP of the 2015 BMW ALPINA B7. And finally, a bigger engine usually means less mpg. But the 2015 ALPINA B7 has a more powerful engine and it gets 1 more mpg than the 2016 Equus. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.