BMW 6 Series Gran Coupe (2017) is 463 mm (18.23 inch) longer, 204 mm (8.03 inch) higher and has 264 liters (9.32 ft3) bigger cargo space than McLaren 675LT Coupe (2016).
McLaren 675LT Coupe (2016) is 200 mm (7.87 inch) wider and 543 kg (1,197 lbs) lighter than BMW 6 Series Gran Coupe (2017).