Ireland is about 4.4 times smaller than Oman.

Oman is approximately 309,500 sq km, while Ireland is approximately 70,273 sq km, making Ireland 22.71% the size of Oman. Meanwhile, the population of Oman is ~3.8 million people (1.5 million more people live in Ireland).
This to-scale comparison of Oman vs. Ireland uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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