GMC Sierra 3500HD (2020) is 1103 mm (43.43 inch) longer, 5 mm (0.20 inch) wider, 632 mm (24.88 inch) higher and has 1430 liters (50.50 ft3) bigger cargo space than Mercedes E-Class (2017).
Mercedes E-Class (2017) is 946 kg (2,086 lbs) lighter than GMC Sierra 3500HD (2020).