GMC Yukon (2021) is 492 mm (19.37 inch) longer, 445 mm (17.52 inch) higher and has 1516 liters (53.54 ft3) bigger cargo space than Opel Insignia (2015).
Opel Insignia (2015) is 39 mm (1.54 inch) wider and 832 kg (1,834 lbs) lighter than GMC Yukon (2021).