District of Columbia is about 158 times smaller than Equatorial Guinea.

Equatorial Guinea is approximately 28,051 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 0.63% the size of Equatorial Guinea. Meanwhile, the population of Equatorial Guinea is ~1.7 million people (1.1 million fewer people live in District of Columbia).
Tip: This to-scale comparison of Equatorial Guinea vs. District of Columbia uses the Mercator projection, which distorts the size of regions near the poles.
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