Both use streaming and sales data compiled by Luminate, but their geographic coverage differs. The Global 200 includes the United States, while Global Excl. U.S. excludes it.
The article says Grande's song sustained strong chart performance after release, while Dai Dai benefited from its World Cup association and an extended run at number one outside the US. The two leaders therefore represent different charts.
The lists also show older songs returning alongside new releases. The results measure the summer tracking period rather than live rankings at every point in time.