BMW 4 Series (2020) is 260 kg (573 lbs) lighter than Maserati Quattroporte (2015).
Maserati Quattroporte (2015) is 495 mm (19.49 inch) longer, 96 mm (3.78 inch) wider, 98 mm (3.86 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than BMW 4 Series (2020).