McLaren 720S (2020) is 249 mm (9.80 inch) wider and 128 kg (282 lbs) lighter than Mercedes C-Class (Estate) (2017).
Mercedes C-Class (Estate) (2017) is 159 mm (6.26 inch) longer, 261 mm (10.28 inch) higher and has 287 liters (10.14 ft3) bigger cargo space than McLaren 720S (2020).