Portugal (Overseas Territories) is 31% larger than Ireland.
Area: 70,273 km2 World Factbook
Population: 4,832,765 (July 2014) World Factbook
Ireland, also commonly referred to as the Republic of Ireland, is a sovereign state in Europe occupying about five-sixths of the island of Ireland. Wikipedia
Area: 92,090 km2 World Factbook
Population: 10,813,834 (July 2014) World Factbook
Portugal, officially the Portuguese Republic, is a unitary semi-presidential republic. It is located in South-Western Europe, on the Iberian Peninsula, and it is the westernmost country of mainland Europe, being bordered by the Atlantic Ocean to the west and south and by Spain to the north and east. Wikipedia