Audi Q8 (2019) is 594 kg (1,310 lbs) lighter than GMC Sierra 3500HD (2020).
GMC Sierra 3500HD (2020) is 988 mm (38.90 inch) longer, 82 mm (3.23 inch) wider, 323 mm (12.72 inch) higher and has 1106 liters (39.06 ft3) bigger cargo space than Audi Q8 (2019).
