Honda Civic (2019) is 243 mm (9.57 inch) longer, 47 mm (1.85 inch) higher, 115 kg (254 lbs) lighter and has 79 liters (2.79 ft3) bigger cargo space than Mercedes A-Class (2020).
Mercedes A-Class (2020) is 10 mm (0.39 inch) wider than Honda Civic (2019).
