GMC Yukon (2021) is 421 mm (16.57 inch) longer, 189 mm (7.44 inch) wider, 430 mm (16.93 inch) higher and has 1496 liters (52.83 ft3) bigger cargo space than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 890 kg (1,962 lbs) lighter than GMC Yukon (2021).