Nissan Sylphy (2020) is 12 mm (0.47 inch) higher and 423 kg (933 lbs) lighter than Opel Insignia (2015).
Opel Insignia (2015) is 232 mm (9.13 inch) longer, 384 mm (15.12 inch) wider and has 30 liters (1.06 ft3) bigger cargo space than Nissan Sylphy (2020).