Maserati Quattroporte (2017) is 869 mm (34.21 inch) longer, 152 mm (5.98 inch) wider and has 9 liters (0.32 ft3) bigger cargo space than Mazda 6 Atenza (2020).
Mazda 6 Atenza (2020) is 86 mm (3.39 inch) higher and 394 kg (869 lbs) lighter than Maserati Quattroporte (2017).
