BMW 3 Series Touring (2019) is 222 mm (8.74 inch) longer, 19 mm (0.75 inch) wider, 145 mm (5.71 inch) higher and has 355 liters (12.54 ft3) bigger cargo space than Porsche 911 (2019).
Porsche 911 (2019) is 105 kg (231 lbs) lighter than BMW 3 Series Touring (2019).
