Maserati Quattroporte (2014) is 399 mm (15.71 inch) longer, 109 mm (4.29 inch) wider, 31 mm (1.22 inch) higher and has 50 liters (1.77 ft3) bigger cargo space than Mazda 6 (2016).
Mazda 6 (2016) is 390 kg (860 lbs) lighter than Maserati Quattroporte (2014).
