GMC Sierra 2500HD (2019) is 821 mm (32.32 inch) longer, 578 mm (22.76 inch) higher and has 1187 liters (41.92 ft3) bigger cargo space than Mercedes E-Class (2018).
Mercedes E-Class (2018) is 36 mm (1.42 inch) wider and 928 kg (2,046 lbs) lighter than GMC Sierra 2500HD (2019).