Audi TT RS (2018) is 1347 kg (2,970 lbs) lighter than GMC Sierra 2500HD (2020).
GMC Sierra 2500HD (2020) is 1791 mm (70.51 inch) longer, 246 mm (9.69 inch) wider, 669 mm (26.34 inch) higher and has 1447 liters (51.10 ft3) bigger cargo space than Audi TT RS (2018).
