BMW 5 Series (2014) is 10 mm (0.39 inch) higher, 690 kg (1,521 lbs) lighter and has 43 liters (1.52 ft3) bigger cargo space than Rolls-Royce Ghost (2016).
Rolls-Royce Ghost (2016) is 400 mm (15.75 inch) longer and 48 mm (1.89 inch) wider than BMW 5 Series (2014).