Citroen DS3 (2014) is 455 kg (1,003 lbs) lighter than Opel Insignia Sports Tourer (2015).
Opel Insignia Sports Tourer (2015) is 963 mm (37.91 inch) longer, 141 mm (5.55 inch) wider, 55 mm (2.17 inch) higher and has 275 liters (9.71 ft3) bigger cargo space than Citroen DS3 (2014).