Chevrolet Tahoe (2021) is 510 mm (20.08 inch) longer, 430 mm (16.93 inch) higher and has 1516 liters (53.54 ft3) bigger cargo space than Opel Insignia (2017).
Opel Insignia (2017) is 27 mm (1.06 inch) wider and 910 kg (2,006 lbs) lighter than Chevrolet Tahoe (2021).