GMC Sierra 2500HD (2020) is 1103 mm (43.43 inch) longer, 224 mm (8.82 inch) wider, 581 mm (22.87 inch) higher and has 1187 liters (41.92 ft3) bigger cargo space than Mercedes E-Class (2014).
Mercedes E-Class (2014) is 889 kg (1,960 lbs) lighter than GMC Sierra 2500HD (2020).