BMW i8 (2019) is 1209 kg (2,665 lbs) lighter than GMC Sierra 2500HD (2020).
GMC Sierra 2500HD (2020) is 1293 mm (50.91 inch) longer, 136 mm (5.35 inch) wider, 731 mm (28.78 inch) higher and has 1573 liters (55.55 ft3) bigger cargo space than BMW i8 (2019).
