Ford F-250 (2014) is 1048 mm (41.26 inch) longer, 157 mm (6.18 inch) higher and has 87 liters (3.07 ft3) bigger cargo space than GMC Sierra 1500 (2014).
GMC Sierra 1500 (2014) is 3 mm (0.12 inch) wider and 3680 kg (8,113 lbs) lighter than Ford F-250 (2014).