Mercedes GLA-Class (2020) is 13 mm (0.51 inch) higher, 1017 kg (2,242 lbs) lighter and has 41 liters (1.45 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 1201 mm (47.28 inch) longer and 152 mm (5.98 inch) wider than Mercedes GLA-Class (2020).