BMW 3 Series Touring (2015) is 121 mm (4.76 inch) longer, 226 mm (8.90 inch) higher and has 351 liters (12.40 ft3) bigger cargo space than McLaren 650S Coupe (2015).
McLaren 650S Coupe (2015) is 282 mm (11.10 inch) wider and 77 kg (170 lbs) lighter than BMW 3 Series Touring (2015).