Two Pickups with more similarities, such as the body structure, fuel economy, height, and maximum occupancy, than differences, like the starting price, horsepower, and ground shadow size. First of all, there is an $8,850 difference in the base MSRP. The 2015 GMC Sierra 1500 Crew Cab has a higher starting price than the 2016 Ford F-150 Regular Cab. Also, the 2015 Sierra 1500 Crew Cab has a more powerful engine than the 2016 F-150 Regular Cab. And finally, the body structure of F-150 Regular Cab is slightly smaller than that of the Sierra 1500 Crew Cab. Among similarities are the body structure, fuel economy, height, and maximum occupancy.