Mercedes GL-Class (2017) is 50 mm (1.97 inch) wider, 301 mm (11.85 inch) higher and has 190 liters (6.71 ft3) bigger cargo space than Rolls-Royce Ghost (2015).
Rolls-Royce Ghost (2015) is 253 mm (9.96 inch) longer and 90 kg (198 lbs) lighter than Mercedes GL-Class (2017).