The newer 1/2 ton rigs are incredible. Our '13 F150 3.5 Ecoboost 4X4 with economy gearing (3.31) is rated to pull 9,400 lbs. It makes an easy 22 mpg @ 60 mph.
It pulls much harder than our old F250 2X4 with the 460 V8 and 4.10 gears which got 14 mpg.
A new F150 with the 2.7 Ecoboost has more...