Mercedes G-Class (2014) is 11 mm (0.43 inch) wider and 441 mm (17.36 inch) higher than Opel Insignia Country Tourer (2015).
Opel Insignia Country Tourer (2015) is 149 mm (5.87 inch) longer, 995 kg (2,194 lbs) lighter and has 53 liters (1.87 ft3) bigger cargo space than Mercedes G-Class (2014).