Audi Q7 (2015) is 249 kg (549 lbs) lighter than GMC Sierra 2500HD (2017).
GMC Sierra 2500HD (2017) is 614 mm (24.17 inch) longer, 51 mm (2.01 inch) wider, 239 mm (9.41 inch) higher and has 529 liters (18.68 ft3) bigger cargo space than Audi Q7 (2015).
