When you compare engines from both the F-150 and Ram 1500, they come close, almost to a point where it just depends on what badge you want:
3.7L V6 302 HP/278 lb-ft @ 4000 RPM
5.0L V8 360 HP/380 lb-ft @ 4250 RPM
3.5L V6 365 HP/420 lb-ft @ 2500 RPM (EcoBoost)
still no MPG figures.