Audi S7 (2018) is 564 kg (1,243 lbs) lighter than GMC Sierra 2500HD (2017).
GMC Sierra 2500HD (2017) is 720 mm (28.35 inch) longer, 127 mm (5.00 inch) wider, 554 mm (21.81 inch) higher and has 1183 liters (41.78 ft3) bigger cargo space than Audi S7 (2018).
