BMW 5 Series Touring (2018) is 743 mm (29.25 inch) longer, 79 mm (3.11 inch) wider, 106 mm (4.17 inch) higher and has 190 liters (6.71 ft3) bigger cargo space than Seat Leon (2014).
Seat Leon (2014) is 692 kg (1,526 lbs) lighter than BMW 5 Series Touring (2018).