BMW 5 Series (2018) is 400 mm (15.75 inch) longer, 303 mm (11.93 inch) higher and has 366 liters (12.93 ft3) bigger cargo space than McLaren 720S (2020).
McLaren 720S (2020) is 192 mm (7.56 inch) wider and 248 kg (547 lbs) lighter than BMW 5 Series (2018).