Country size comparison

compared to

Sao Tome and Principe is about 1.8 times bigger than Guam.

Guam is approximately 544 sq km, while Sao Tome and Principe is approximately 964 sq km, making Sao Tome and Principe 77% larger than Guam. Meanwhile, the population of Guam is ~169,086 people (48,078 more people live in Sao Tome and Principe).
Tip: This to-scale comparison of Guam vs. Sao Tome and Principe uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sao Tome and Principe vs. Guam
Flip Comparison · See true size
See Sao Tome and Principe on top of Guam
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Quality of Life Comparison · 9 statistics
Make 6.5 times more money in Guam
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Cost of Living Comparison · 6 categories - 2026 data
Guam is 2.9 times more expensive than Sao Tome and Principe overall
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