BMW 8 Series (G16) (2020) is 800 mm (31.50 inch) longer, 116 mm (4.57 inch) wider and has 60 liters (2.12 ft3) bigger cargo space than Seat Leon (2016).
Seat Leon (2016) is 52 mm (2.05 inch) higher and 696 kg (1,534 lbs) lighter than BMW 8 Series (G16) (2020).