Nissan Sylphy (2014) is 345 kg (761 lbs) lighter than Opel Insignia Sports Tourer (2015).
Opel Insignia Sports Tourer (2015) is 298 mm (11.73 inch) longer, 96 mm (3.78 inch) wider, 18 mm (0.71 inch) higher and has 50 liters (1.77 ft3) bigger cargo space than Nissan Sylphy (2014).