Mercedes GLK-Class (2017) is 133 mm (5.24 inch) higher, 839 kg (1,850 lbs) lighter and has 139 liters (4.91 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2014).
Rolls-Royce Phantom Coupe (2014) is 1076 mm (42.36 inch) longer and 147 mm (5.79 inch) wider than Mercedes GLK-Class (2017).