Audi A8 (2019) is 526 kg (1,160 lbs) lighter than GMC Sierra 2500HD (2014).
GMC Sierra 2500HD (2014) is 543 mm (21.38 inch) longer, 87 mm (3.43 inch) wider, 496 mm (19.53 inch) higher and has 1328 liters (46.90 ft3) bigger cargo space than Audi A8 (2019).
