Buick Enclave (2014) is 87 mm (3.43 inch) wider and 2 mm (0.08 inch) higher than Mercedes X-Class (2018).
Mercedes X-Class (2018) is 212 mm (8.35 inch) longer, 83 kg (183 lbs) lighter and has 500 liters (17.66 ft3) bigger cargo space than Buick Enclave (2014).