Chevrolet Malibu (2015) is 5 kg (11 lbs) lighter than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 49 mm (1.93 inch) longer, 2 mm (0.08 inch) wider, 50 mm (1.97 inch) higher and has 15 liters (0.53 ft3) bigger cargo space than Chevrolet Malibu (2015).