Mongolia is 4.7 times larger than Malaysia.
Area: 1,564,116 km2 World Factbook
Population: 2,953,190 (July 2014) World Factbook
Mongolia is a landlocked country in east-central Asia. It is bordered by Russia to the north and China to the south, east and west. Ulaanbaatar, the capital and also the largest city, is home to about 45% of the population. Mongolia's political system is a parliamentary republic. Wikipedia
Area: 329,847 km2 World Factbook
Population: 30,073,353 (July 2014) World Factbook
Malaysia is a federal constitutional monarchy located in Southeast Asia. It consists of thirteen states and three federal territories and has a total landmass of 329,847 square kilometres separated by the South China Sea into two similarly sized regions, Peninsular Malaysia and East Malaysia. Wikipedia