BMW X1 (2017) is 1233 kg (2,718 lbs) lighter than GMC Sierra 3500HD (2015).
GMC Sierra 3500HD (2015) is 1261 mm (49.65 inch) longer, 214 mm (8.43 inch) wider, 353 mm (13.90 inch) higher and has 1486 liters (52.48 ft3) bigger cargo space than BMW X1 (2017).