BMW 3 Series Gran Turismo (2014) is 884 kg (1,949 lbs) lighter than GMC Sierra 3500HD (2014).
GMC Sierra 3500HD (2014) is 1005 mm (39.57 inch) longer, 204 mm (8.03 inch) wider, 471 mm (18.54 inch) higher and has 1471 liters (51.95 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2014).