BMW X6 (2015) is 504 kg (1,111 lbs) lighter than GMC Sierra 2500HD (2017).
GMC Sierra 2500HD (2017) is 791 mm (31.14 inch) longer, 46 mm (1.81 inch) wider, 274 mm (10.79 inch) higher and has 1138 liters (40.19 ft3) bigger cargo space than BMW X6 (2015).
