GMC Sierra 2500HD (2018) is 805 mm (31.69 inch) longer, 181 mm (7.13 inch) wider, 480 mm (18.90 inch) higher and has 1048 liters (37.01 ft3) bigger cargo space than Mercedes E-Class (Estate) (2017).
Mercedes E-Class (Estate) (2017) is 693 kg (1,528 lbs) lighter than GMC Sierra 2500HD (2018).