Hyundai Elantra (2016) is 304 kg (670 lbs) lighter than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 293 mm (11.54 inch) longer, 55 mm (2.17 inch) wider, 83 mm (3.27 inch) higher and has 152 liters (5.37 ft3) bigger cargo space than Hyundai Elantra (2016).