Two SUVs with more similarities, such as the body structure, market segment, fuel economy, and maximum occupancy, than differences, like the powertrain, starting price, horsepower, and height. First of all, the 2015 Acura MDX pulls more horsepower than the 2016 Mercedes-Benz GL-Class Diesel. Also, there is a $21,035 difference in the base MSRP. The 2016 GL-Class Diesel has a higher starting price than the 2015 MDX. In addition, the MDX is slightly shorter than the GL-Class Diesel. Among similarities are the body structure, market segment, fuel economy, and maximum occupancy.