Costa Rica is about 53 times smaller than Kazakhstan.

Kazakhstan is approximately 2,724,900 sq km, while Costa Rica is approximately 51,100 sq km, making Costa Rica 1.88% the size of Kazakhstan. Meanwhile, the population of Kazakhstan is ~20.8 million people (15.7 million fewer people live in Costa Rica).
Tip: This to-scale comparison of Kazakhstan vs. Costa Rica 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.