There is absolutely no way a truck that gets "200 miles of range" in the marketing will get 200 miles while hauling 2000lbs through a field. My truck can get 2

There is absolutely no way a truck that gets "200 miles of range" in the marketing will get 200 miles while hauling 2000lbs through a field. My truck can get 22mpg on the highway but when I load on my 8000lb trailer I'm lucky to get half of that.