What we have here are two SUVs from Jeep with some differences, such as the model year, modifications, horsepower, and fuel economy. First of all, the is 3 model years newer than the . Also, although the 2016 Grand Cherokee SRT has a more powerful engine than the 2013 Grand Cherokee SRT8, it gets 1 more mpg. Among similarities are the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy.