Two Pickups, but completely different in all significant aspects: model year, starting price, horsepower, height, and maximum occupancy. First of all, the 2017 Chevrolet Colorado Crew Cab is priced $13,375 lower compared to the base MSRP of the 2014 Ram 2500 Mega Cab, which is older by three model years. Also, the 2017 Colorado Crew Cab produces fewer horsepower than the 2014 2500 Mega Cab. In addition, the roofline of the Colorado Crew Cab is slightly lower than the 2500 Mega Cab's. And finally, there is a difference in the number of passengers; the Ram 2500 Mega Cab seats one more the Chevrolet Colorado Crew Cab. Among similarities is the body structure.