You’ve made up your mind: You want a pickup truck. The question, of course, is how much truck do you need? For many, the very idea of a pickup conjures full-size brutes like the Ford F-150, Ram 1500, Nissan Titan or Chevrolet Silverado. Big, burly, brawny and thirsty at the pump, they offer the look and hauling capability that essentially defines the segment. For many buyers, that sort of broad-shouldered capability is a must.