GMC Sierra 2500HD (2014) is 689 mm (27.13 inch) longer, 135 mm (5.31 inch) wider, 555 mm (21.85 inch) higher and has 1318 liters (46.54 ft3) bigger cargo space than Mercedes S-Class Coupe (2017).
Mercedes S-Class Coupe (2017) is 968 kg (2,134 lbs) lighter than GMC Sierra 2500HD (2014).