Two Pickups with more similarities, such as the body structure, ground shadow size, height, and maximum occupancy, than differences, like the starting price, horsepower, and fuel economy. First of all, the 2016 Ram 1500 Regular Cab is priced $3,805 lower compared to the base MSRP of the 2016 Toyota Tundra Regular Cab. And finally, the 2016 Tundra Regular Cab has bigger and thirstier engine; the 2016 1500 Regular Cab gets 4.2 more mpg. Among similarities are the body structure, ground shadow size, height, and maximum occupancy.