I just bought an 2012 f350. Driving out to karnes county Texas I got 19 on the display. Hand calc was 18.4. But if you don't need a diesel go check out the Ecoboost f150. I watched a guy pull a 20ft gooseneck cattle trailer full and it's pulled it just fine.
ImageUploadedByTapatalk1339150543.670654.jpg