Mongolia is about 4.7 times bigger than Malaysia.

Malaysia is approximately 329,847 sq km, while Mongolia is approximately 1,564,116 sq km, making Mongolia 374% larger than Malaysia. Meanwhile, the population of Malaysia is ~36.0 million people (32.4 million fewer people live in Mongolia).
Tip: This to-scale comparison of Malaysia vs. Mongolia 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.