BMW 8 Series (G14) (2018) is 217 kg (478 lbs) lighter than Porsche Taycan (2019).
Porsche Taycan (2019) is 120 mm (4.72 inch) longer, 64 mm (2.52 inch) wider, 39 mm (1.54 inch) higher and has 15 liters (0.53 ft3) bigger cargo space than BMW 8 Series (G14) (2018).