Audi A8 (2016) is 682 kg (1,504 lbs) lighter than GMC Sierra 3500HD (2016).
GMC Sierra 3500HD (2016) is 528 mm (20.79 inch) longer, 90 mm (3.54 inch) wider, 478 mm (18.82 inch) higher and has 1486 liters (52.48 ft3) bigger cargo space than Audi A8 (2016).
