GMC Sierra 3500HD (2014) is 854 mm (33.62 inch) longer, 147 mm (5.79 inch) wider, 509 mm (20.04 inch) higher and has 1626 liters (57.42 ft3) bigger cargo space than Toyota Mirai (2020).
Toyota Mirai (2020) is 771 kg (1,700 lbs) lighter than GMC Sierra 3500HD (2014).
