Guatemala is about 4.6 times smaller than Spain.

Spain is approximately 505,370 sq km, while Guatemala is approximately 108,889 sq km, making Guatemala 21.55% the size of Spain. Meanwhile, the population of Spain is ~49.4 million people (30.7 million fewer people live in Guatemala).
Tip: This to-scale comparison of Spain vs. Guatemala uses the Mercator projection, which distorts the size of regions near the poles.
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