Mazda 6 Atenza (2020) is 1 mm (0.04 inch) longer, 10 mm (0.39 inch) wider, 10 mm (0.39 inch) higher and has 35 liters (1.24 ft3) bigger cargo space than Mercedes B-Class (2017).
Mercedes B-Class (2017) is 71 kg (157 lbs) lighter than Mazda 6 Atenza (2020).
