BMW 5 Series Gran Turismo (2018) is 452 mm (17.80 inch) longer, 59 mm (2.32 inch) wider, 173 mm (6.81 inch) higher and has 385 liters (13.60 ft3) bigger cargo space than Porsche 911 (2019).
Porsche 911 (2019) is 154 kg (340 lbs) lighter than BMW 5 Series Gran Turismo (2018).