Rolls-Royce Phantom (2014) is 1610 mm (63.39 inch) longer, 244 mm (9.61 inch) wider, 150 mm (5.91 inch) higher and has 9 liters (0.32 ft3) bigger cargo space than Toyota Prius (2018).
Toyota Prius (2018) is 1315 kg (2,899 lbs) lighter than Rolls-Royce Phantom (2014).
