Germany is 5.1 times larger than Ireland.
Area: 357,022 km2 World Factbook
Population: 80,996,685 (July 2014) World Factbook
Germany, officially the Federal Republic of Germany, is a federal parliamentary republic in western-central Europe consisting of 16 constituent states, which retain limited sovereignty. Its capital city and largest city is Berlin. Wikipedia
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