Mercedes G-Class (2017) is 456 mm (17.95 inch) higher than Opel Insignia (2020).
Opel Insignia (2020) is 78 mm (3.07 inch) longer, 217 mm (8.54 inch) wider, 937 kg (2,066 lbs) lighter and has 53 liters (1.87 ft3) bigger cargo space than Mercedes G-Class (2017).