Which country is larger china or US and why?

China has a land area of approximately 9.6 million square kilometers, while the United States has a land area of approximately 9.8 million square kilometers. However, if you include the exclusive economic zones (EEZs) of each country, the United States is larger, with an EEZ of approximately 11.4 million square kilometers compared to China's EEZ of approximately 4.7 million square kilometers.