Audi Q5 (2015) is 919 kg (2,026 lbs) lighter than GMC Sierra 3500HD (2017).
GMC Sierra 3500HD (2017) is 1070 mm (42.13 inch) longer, 137 mm (5.39 inch) wider, 322 mm (12.68 inch) higher and has 1451 liters (51.24 ft3) bigger cargo space than Audi Q5 (2015).