GMC Sierra 3500HD (2016) is 350 mm (13.78 inch) longer, 180 mm (7.09 inch) wider, 141 mm (5.55 inch) higher and has 1556 liters (54.95 ft3) bigger cargo space than Toyota HiLux (2015).
Toyota HiLux (2015) is 709 kg (1,563 lbs) lighter than GMC Sierra 3500HD (2016).