BMW 5 Series (2015) is 163 mm (6.42 inch) longer, 268 mm (10.55 inch) higher and has 560 liters (19.78 ft3) bigger cargo space than McLaren Senna (2018).
McLaren Senna (2018) is 99 mm (3.90 inch) wider and 466 kg (1,027 lbs) lighter than BMW 5 Series (2015).