Belize is about 3.3 times smaller than Panama.

Panama is approximately 75,420 sq km, while Belize is approximately 22,966 sq km, making Belize 30.45% the size of Panama. Meanwhile, the population of Panama is ~4.6 million people (4.1 million fewer people live in Belize).
Tip: This to-scale comparison of Panama vs. Belize uses the Mercator projection, which distorts the size of regions near the poles.
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