McLaren 720S (2019) is 205 mm (8.07 inch) wider and 444 kg (979 lbs) lighter than Mercedes E-Class (Estate) (2020).
Mercedes E-Class (Estate) (2020) is 352 mm (13.86 inch) longer, 300 mm (11.81 inch) higher and has 467 liters (16.49 ft3) bigger cargo space than McLaren 720S (2019).