Country size comparison
compared to
Ireland is about 4 times bigger than Swaziland.
Swaziland is approximately 17,364 sq km, while Ireland is approximately 70,273 sq km, making Ireland 305% larger than Swaziland. Meanwhile, the population of Swaziland is ~1.1 million people (4.2 million more people live in Ireland).
Compare further: Ireland vs. Swaziland