Hyundai i30 (2020) is 324 kg (714 lbs) lighter than Opel Insignia Sports Tourer (2020).
Opel Insignia Sports Tourer (2020) is 573 mm (22.56 inch) longer, 61 mm (2.40 inch) wider, 58 mm (2.28 inch) higher and has 180 liters (6.36 ft3) bigger cargo space than Hyundai i30 (2020).