Mercedes E-Class (2014) is 115 mm (4.53 inch) longer, 715 kg (1,576 lbs) lighter and has 53 liters (1.87 ft3) bigger cargo space than Mercedes G-Class (2017).
Mercedes G-Class (2017) is 13 mm (0.51 inch) wider and 511 mm (20.12 inch) higher than Mercedes E-Class (2014).