Mazda 3 (Sedan) (2020) is 54 mm (2.13 inch) higher and 297 kg (655 lbs) lighter than Mercedes CLS-Class (2015).
Mercedes CLS-Class (2015) is 20 mm (0.79 inch) longer, 43 mm (1.69 inch) wider and has 50 liters (1.77 ft3) bigger cargo space than Mazda 3 (Sedan) (2020).