BMW 3 Series (2015) is 11 mm (0.43 inch) higher, 204 kg (450 lbs) lighter and has 35 liters (1.24 ft3) bigger cargo space than Porsche Panamera (2014).
Porsche Panamera (2014) is 346 mm (13.62 inch) longer and 121 mm (4.76 inch) wider than BMW 3 Series (2015).
