Audi TT RS (2018) is 1541 kg (3,397 lbs) lighter than GMC Sierra 2500HD (2016).
GMC Sierra 2500HD (2016) is 1508 mm (59.37 inch) longer, 203 mm (7.99 inch) wider, 621 mm (24.45 inch) higher and has 1438 liters (50.78 ft3) bigger cargo space than Audi TT RS (2018).
