GMC Sierra 3500HD (2014) is 499 mm (19.65 inch) longer, 177 mm (6.97 inch) wider, 169 mm (6.65 inch) higher and has 1556 liters (54.95 ft3) bigger cargo space than Toyota HiLux (2021).
Toyota HiLux (2021) is 407 kg (897 lbs) lighter than GMC Sierra 3500HD (2014).