Mercedes GL-Class (2014) is 12 mm (0.47 inch) wider, 252 mm (9.92 inch) higher and has 286 liters (10.10 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 465 mm (18.31 inch) longer than Mercedes GL-Class (2014).