Audi Q7 (2017) is 654 kg (1,442 lbs) lighter than GMC Sierra 3500HD (2017).
GMC Sierra 3500HD (2017) is 647 mm (25.47 inch) longer, 66 mm (2.60 inch) wider, 237 mm (9.33 inch) higher and has 981 liters (34.64 ft3) bigger cargo space than Audi Q7 (2017).
