GMC Sierra 2500HD (2014) is 864 mm (34.02 inch) longer, 170 mm (6.69 inch) wider, 475 mm (18.70 inch) higher and has 1238 liters (43.72 ft3) bigger cargo space than Volvo S80 (2014).
Volvo S80 (2014) is 1080 kg (2,381 lbs) lighter than GMC Sierra 2500HD (2014).
