Rolls-Royce Phantom (2016) is 1427 mm (56.18 inch) longer, 250 mm (9.84 inch) wider, 168 mm (6.61 inch) higher and has 74 liters (2.61 ft3) bigger cargo space than Subaru Impreza GP (2014).
Subaru Impreza GP (2014) is 1234 kg (2,721 lbs) lighter than Rolls-Royce Phantom (2016).