Mercedes X-Class (2017) is 163 mm (6.42 inch) higher, 402 kg (886 lbs) lighter and has 622 liters (21.97 ft3) bigger cargo space than Rolls-Royce Phantom (2018).
Rolls-Royce Phantom (2018) is 649 mm (25.55 inch) longer and 97 mm (3.82 inch) wider than Mercedes X-Class (2017).