Audi A4 (2016) is 245 kg (540 lbs) lighter than Opel Insignia Sports Tourer (2015).
Opel Insignia Sports Tourer (2015) is 187 mm (7.36 inch) longer, 14 mm (0.55 inch) wider, 86 mm (3.39 inch) higher and has 80 liters (2.83 ft3) bigger cargo space than Audi A4 (2016).
