Mercedes X-Class (2018) is 427 mm (16.81 inch) longer, 64 mm (2.52 inch) wider, 306 mm (12.05 inch) higher and has 600 liters (21.19 ft3) bigger cargo space than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 558 kg (1,230 lbs) lighter than Mercedes X-Class (2018).