Two Pickups with more similarities, such as the body structure, ground shadow size, height, and maximum occupancy, than differences, like the powertrain, starting price, horsepower, and fuel economy. First of all, the 2018 Toyota Tundra CrewMax Cab has a more powerful engine and gets 3 mpg less than the 2018 Nissan Titan XD King Cab Diesel. Also, the 2018 Tundra CrewMax Cab is priced $5,060 lower compared to the base MSRP of the 2018 Titan XD King Cab Diesel. Among similarities are the body structure, ground shadow size, height, and maximum occupancy.