Christmas Island is about 15,924 times smaller than Saudi Arabia.

Saudi Arabia is approximately 2,149,690 sq km, while Christmas Island is approximately 135 sq km, making Christmas Island 0.01% the size of Saudi Arabia. Meanwhile, the population of Saudi Arabia is ~35.4 million people (35.4 million fewer people live in Christmas Island).
This to-scale comparison of Saudi Arabia vs. Christmas Island uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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