Nissan Armada (2017) is 464 mm (18.27 inch) longer, 427 mm (16.81 inch) higher and has 873 liters (30.83 ft3) bigger cargo space than Opel Insignia (2015).
Opel Insignia (2015) is 55 mm (2.17 inch) wider and 871 kg (1,920 lbs) lighter than Nissan Armada (2017).