Afghanistan is about 3.3 times smaller than Saudi Arabia.

Saudi Arabia is approximately 2,149,690 sq km, while Afghanistan is approximately 652,230 sq km, making Afghanistan 30.34% the size of Saudi Arabia. Meanwhile, the population of Saudi Arabia is ~35.4 million people (3.0 million more people live in Afghanistan).
This to-scale comparison of Saudi Arabia vs. Afghanistan uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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