Maserati GranTurismo (2016) is 91 mm (3.58 inch) longer than Opel Insignia (2017).
Opel Insignia (2017) is 169 mm (6.65 inch) wider, 152 mm (5.98 inch) higher, 222 kg (489 lbs) lighter and has 279 liters (9.85 ft3) bigger cargo space than Maserati GranTurismo (2016).
