Nissan Altima (2019) is 152 kg (335 lbs) lighter than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 49 mm (1.93 inch) longer, 27 mm (1.06 inch) wider, 42 mm (1.65 inch) higher and has 124 liters (4.38 ft3) bigger cargo space than Nissan Altima (2019).