Maserati Quattroporte (2016) is 368 mm (14.49 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 (2018).
Mazda 6 (2018) is 303 kg (668 lbs) lighter than Maserati Quattroporte (2016).
