Buick Enclave (2014) is 215 mm (8.46 inch) longer, 151 mm (5.94 inch) wider, 308 mm (12.13 inch) higher and has 100 liters (3.53 ft3) bigger cargo space than Opel Insignia Sports Tourer (2015).
Opel Insignia Sports Tourer (2015) is 641 kg (1,413 lbs) lighter than Buick Enclave (2014).