Audi S4 (2014) is 899 kg (1,982 lbs) lighter than GMC Sierra 2500HD (2018).
GMC Sierra 2500HD (2018) is 984 mm (38.74 inch) longer, 209 mm (8.23 inch) wider, 570 mm (22.44 inch) higher and has 1238 liters (43.72 ft3) bigger cargo space than Audi S4 (2014).
