GMC Sierra 2500HD (2014) is 1290 mm (50.79 inch) longer, 317 mm (12.48 inch) higher and has 1258 liters (44.43 ft3) bigger cargo space than Volvo XC40 (2017).
Volvo XC40 (2017) is 2 mm (0.08 inch) wider and 1185 kg (2,612 lbs) lighter than GMC Sierra 2500HD (2014).