Mauritius is 3.6 times larger than Isle of Man.
Area: 572 km2 World Factbook
Population: 86,866 (July 2014) World Factbook
The Isle of Man, otherwise known simply as Mann, is a self-governing British Crown Dependency, located in the Irish Sea between the islands of Great Britain and Ireland. The head of state is Queen Elizabeth II, who holds the title of Lord of Mann. Wikipedia
Area: 2,040 km2 World Factbook
Population: 1,331,155 (July 2014) World Factbook
Mauritius, officially the Republic of Mauritius, is an island nation in the Indian Ocean about 2,000 kilometres off the southeast coast of the African continent. The country includes the island of Mauritius, Rodrigues, the islands of Agalega and the archipelago of Saint Brandon. Wikipedia