BMW 3 Series Touring (2016) is 51 mm (2.01 inch) higher, 500 kg (1,102 lbs) lighter and has 130 liters (4.59 ft3) bigger cargo space than Porsche Taycan (2020).
Porsche Taycan (2020) is 330 mm (12.99 inch) longer and 155 mm (6.10 inch) wider than BMW 3 Series Touring (2016).