Genesis G80 (2018) is 78 mm (3.07 inch) longer and 34 mm (1.34 inch) wider than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 32 mm (1.26 inch) higher, 520 kg (1,146 lbs) lighter and has 127 liters (4.48 ft3) bigger cargo space than Genesis G80 (2018).