Two Pickups with some similarities, but otherwise different in most aspects such as the horsepower, starting price, ground shadow size, height, and maximum occupancy. First of all, the 2018 Nissan Frontier Crew Cab is priced $2,545 lower compared to the base MSRP of the 2018 Ram 1500 Regular Cab. Also, the 2018 Frontier Crew Cab produces fewer horsepower than the 2018 1500 Regular Cab. In addition, the Frontier Crew Cab is both slightly smaller and shorter than the 1500 Regular Cab. And finally, there is a difference in the number of passengers; the Ram 1500 Regular Cab seats one more the Nissan Frontier Crew Cab. Among similarities are the body structure and fuel economy.