Audi A5 Sportback (2020) is 5 kg (11 lbs) lighter than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 156 mm (6.14 inch) longer, 13 mm (0.51 inch) wider, 115 mm (4.53 inch) higher and has 95 liters (3.35 ft3) bigger cargo space than Audi A5 Sportback (2020).