BMW 5 Series Touring (2018) is 646 mm (25.43 inch) longer, 71 mm (2.80 inch) wider, 53 mm (2.09 inch) higher and has 160 liters (5.65 ft3) bigger cargo space than BMW X2 (2020).
BMW X2 (2020) is 97 kg (214 lbs) lighter than BMW 5 Series Touring (2018).