Ford F-350 (2015) is 597 mm (23.50 inch) longer and 64 mm (2.52 inch) higher than GMC Sierra 2500HD (2015).
GMC Sierra 2500HD (2015) is 16 mm (0.63 inch) wider, 1577 kg (3,477 lbs) lighter and has 68 liters (2.40 ft3) bigger cargo space than Ford F-350 (2015).