Genesis G90 (2019) is 292 mm (11.50 inch) longer and 59 mm (2.32 inch) wider than Opel Insignia Sports Tourer (2015).
Opel Insignia Sports Tourer (2015) is 18 mm (0.71 inch) higher, 500 kg (1,102 lbs) lighter and has 115 liters (4.06 ft3) bigger cargo space than Genesis G90 (2019).