GMC Sierra 2500HD (2015) is 1204 mm (47.40 inch) longer, 590 mm (23.23 inch) higher, 234 kg (516 lbs) lighter and has 1187 liters (41.92 ft3) bigger cargo space than Mercedes E-Class (2015).
Mercedes E-Class (2015) is 26 mm (1.02 inch) wider than GMC Sierra 2500HD (2015).