Ireland is approximately 70,273 sq km, while Indonesia is approximately 1,904,569 sq km, making Indonesia 2,610% larger than Ireland. Meanwhile, the population of Ireland is ~5.2 million people (261.8 million more people live in Indonesia).
This to-scale map shows a size comparison of Ireland compared to Indonesia. For more details, see an in-depth quality of life comparison of Indonesia vs. Ireland using our country comparison tool.