BMW 5 Series Touring (2015) is 636 mm (25.04 inch) longer, 76 mm (2.99 inch) wider, 31 mm (1.22 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than BMW X2 (2017).
BMW X2 (2017) is 537 kg (1,184 lbs) lighter than BMW 5 Series Touring (2015).