Acura RLX (2018) is 119 mm (4.69 inch) longer and 34 mm (1.34 inch) wider than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 47 mm (1.85 inch) higher, 204 kg (450 lbs) lighter and has 138 liters (4.87 ft3) bigger cargo space than Acura RLX (2018).
