Hyundai Azera (2015) is 7 mm (0.28 inch) longer and 3 mm (0.12 inch) wider than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 42 mm (1.65 inch) higher, 35 kg (77 lbs) lighter and has 98 liters (3.46 ft3) bigger cargo space than Hyundai Azera (2015).