IDK where they're getting that range from, no where near that according to Ford. The specs for the F150 in the summary are all from different engines.
Ford F-150: High-output turbocharged V6 with 450 horsepower and 510 pound-feet of torque.
From H.O. EcoBoost® Twin-Turbocharged V6
Ford F-150: 850 miles; 26-gallon tank of diesel
... that's 32.7MPG
From BEST MPG: 3.0L Power Stroke® Turbo Diesel V6 @ 30MPG
Ford F-150: 13,200 pounds; 3,270 pounds
From 5.0L Ti-VCT V8 for the payload
From 3.5L EcoBoost® Twin-Turbocharged V6 for the towing capacity
Only diesel available in the raptor is the 3.0L power stroke, 250HP, 440lb.-ft., 21/29/24MPG (city/highway/combined) for 4x2, 4x4 is less @20/25/22
Ford shill much
Source:
https://www.ford.com/trucks/f1...