Chevrolet Sonic (Sedan) (2016) is 3 mm (0.12 inch) higher and 332 kg (732 lbs) lighter than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 496 mm (19.53 inch) longer, 121 mm (4.76 inch) wider and has 138 liters (4.87 ft3) bigger cargo space than Chevrolet Sonic (Sedan) (2016).