Audi S7 (2018) is 468 mm (18.43 inch) longer, 219 mm (8.62 inch) higher and has 391 liters (13.81 ft3) bigger cargo space than McLaren 650S Coupe (2015).
McLaren 650S Coupe (2015) is 185 mm (7.28 inch) wider and 572 kg (1,261 lbs) lighter than Audi S7 (2018).