BMW 5 Series (2019) is 81 mm (3.19 inch) higher, 54 kg (119 lbs) lighter and has 124 liters (4.38 ft3) bigger cargo space than Porsche Panamera (2014).
Porsche Panamera (2014) is 27 mm (1.06 inch) longer and 64 mm (2.52 inch) wider than BMW 5 Series (2019).