Mercedes GLA-Class (2014) is 1185 kg (2,612 lbs) lighter and has 27 liters (0.95 ft3) bigger cargo space than Rolls-Royce Phantom Coupe (2016).
Rolls-Royce Phantom Coupe (2016) is 1194 mm (47.01 inch) longer, 182 mm (7.17 inch) wider and 104 mm (4.09 inch) higher than Mercedes GLA-Class (2014).