GMC Sierra 3500HD (2018) is 804 mm (31.65 inch) longer, 181 mm (7.13 inch) wider, 481 mm (18.94 inch) higher and has 1321 liters (46.65 ft3) bigger cargo space than Mercedes E-Class (Estate) (2020).
Mercedes E-Class (Estate) (2020) is 804 kg (1,773 lbs) lighter than GMC Sierra 3500HD (2018).