Audi TT (2017) is 1200 kg (2,646 lbs) lighter than GMC Sierra 3500HD (2018).
GMC Sierra 3500HD (2018) is 1508 mm (59.37 inch) longer, 203 mm (7.99 inch) wider, 633 mm (24.92 inch) higher and has 1686 liters (59.54 ft3) bigger cargo space than Audi TT (2017).
