Nissan 370Z (2015) is 17 kg (37 lbs) lighter than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 658 mm (25.91 inch) longer, 12 mm (0.47 inch) wider, 197 mm (7.76 inch) higher and has 325 liters (11.48 ft3) bigger cargo space than Nissan 370Z (2015).