GMC Sierra 3500HD (2019) is 753 mm (29.65 inch) longer, 190 mm (7.48 inch) wider, 180 mm (7.09 inch) higher and has 1403 liters (49.55 ft3) bigger cargo space than Toyota HiLux (2021).
Toyota HiLux (2021) is 701 kg (1,545 lbs) lighter than GMC Sierra 3500HD (2019).