Acura RDX (2015) is 16 mm (0.63 inch) wider, 165 mm (6.50 inch) higher and has 179 liters (6.32 ft3) bigger cargo space than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 253 mm (9.96 inch) longer and 86 kg (190 lbs) lighter than Acura RDX (2015).