Audi RS 5 (2015) is 767 kg (1,691 lbs) lighter than GMC Sierra 2500HD (2017).
GMC Sierra 2500HD (2017) is 1052 mm (41.42 inch) longer, 176 mm (6.93 inch) wider, 607 mm (23.90 inch) higher and has 1378 liters (48.66 ft3) bigger cargo space than Audi RS 5 (2015).
