Mercedes GL-Class (2020) is 233 mm (9.17 inch) longer, 142 mm (5.59 inch) wider, 337 mm (13.27 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than Opel Insignia Country Tourer (2017).
Opel Insignia Country Tourer (2017) is 980 kg (2,161 lbs) lighter than Mercedes GL-Class (2020).