Audi A6 (2017) is 387 mm (15.24 inch) longer, 267 mm (10.51 inch) higher and has 335 liters (11.83 ft3) bigger cargo space than McLaren 675LT Coupe (2016).
McLaren 675LT Coupe (2016) is 221 mm (8.70 inch) wider and 287 kg (633 lbs) lighter than Audi A6 (2017).