BMW 7 Series (2018) is 354 mm (13.94 inch) longer, 283 mm (11.14 inch) higher and has 514 liters (18.15 ft3) bigger cargo space than McLaren Senna (2018).
McLaren Senna (2018) is 56 mm (2.20 inch) wider and 486 kg (1,071 lbs) lighter than BMW 7 Series (2018).