Mercedes G-Class (2018) is 328 mm (12.91 inch) higher, 226 kg (498 lbs) lighter and has 208 liters (7.35 ft3) bigger cargo space than Rolls-Royce Phantom (2014).
Rolls-Royce Phantom (2014) is 1422 mm (55.98 inch) longer and 58 mm (2.28 inch) wider than Mercedes G-Class (2018).