BMW 8 Series (G15) (2018) is 845 kg (1,863 lbs) lighter than GMC Sierra 2500HD (2020).
GMC Sierra 2500HD (2020) is 1139 mm (44.84 inch) longer, 176 mm (6.93 inch) wider, 683 mm (26.89 inch) higher and has 1307 liters (46.16 ft3) bigger cargo space than BMW 8 Series (G15) (2018).
