Chevrolet Suburban (2015) is 848 mm (33.39 inch) longer, 391 mm (15.39 inch) higher and has 562 liters (19.85 ft3) bigger cargo space than Opel Insignia (2017).
Opel Insignia (2017) is 40 mm (1.57 inch) wider and 961 kg (2,119 lbs) lighter than Chevrolet Suburban (2015).