GMC Sierra 3500HD (2016) is 370 mm (14.57 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 (2021).
Toyota HiLux (2021) is 487 kg (1,074 lbs) lighter than GMC Sierra 3500HD (2016).