Rwanda is about 149 times bigger than District of Columbia.

District of Columbia is approximately 177 sq km, while Rwanda is approximately 26,338 sq km, making Rwanda 14,780% larger than District of Columbia. Meanwhile, the population of District of Columbia is ~601,723 people (12.6 million more people live in Rwanda).
Tip: This to-scale comparison of District of Columbia vs. Rwanda uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.