GMC Yukon XL (2014) is 807 mm (31.77 inch) longer, 453 mm (17.83 inch) higher and has 1632 liters (57.63 ft3) bigger cargo space than Opel Insignia (2015).
Opel Insignia (2015) is 75 mm (2.95 inch) wider and 1036 kg (2,284 lbs) lighter than GMC Yukon XL (2014).