McLaren GT (2020) is 285 mm (11.22 inch) wider and 24 kg (53 lbs) lighter than Mercedes C-Class (Estate) (2017).
Mercedes C-Class (Estate) (2017) is 18 mm (0.71 inch) longer, 243 mm (9.57 inch) higher and has 70 liters (2.47 ft3) bigger cargo space than McLaren GT (2020).