Mercedes G-Class (2018) is 420 mm (16.54 inch) higher, 22 kg (49 lbs) lighter and has 177 liters (6.25 ft3) bigger cargo space than Rolls-Royce Ghost (2015).
Rolls-Royce Ghost (2015) is 730 mm (28.74 inch) longer and 17 mm (0.67 inch) wider than Mercedes G-Class (2018).