BMW 5 Series Gran Turismo (2017) is 854 kg (1,883 lbs) lighter than GMC Sierra 2500HD (2020).
GMC Sierra 2500HD (2020) is 978 mm (38.50 inch) longer, 177 mm (6.97 inch) wider, 465 mm (18.31 inch) higher and has 1227 liters (43.33 ft3) bigger cargo space than BMW 5 Series Gran Turismo (2017).