Porsche Taycan (2019) is 18 mm (0.71 inch) wider and 295 kg (650 lbs) lighter than Rolls-Royce Ghost (2019).
Rolls-Royce Ghost (2019) is 493 mm (19.41 inch) longer, 171 mm (6.73 inch) higher and has 31 liters (1.09 ft3) bigger cargo space than Porsche Taycan (2019).
