United States is approximately 9,833,517 sq km, while Saudi Arabia is approximately 2,149,690 sq km, making Saudi Arabia 21.86% the size of United States. Meanwhile, the population of United States is ~326.6 million people (298.1 million fewer people live in Saudi Arabia).
This to-scale map shows a size comparison of United States compared to Saudi Arabia. For more details, see an in-depth quality of life comparison of Saudi Arabia vs. United States using our country comparison tool.
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