Country size comparison
compared to
Guinea is about 14 times bigger than Swaziland.
Swaziland is approximately 17,364 sq km, while Guinea is approximately 245,857 sq km, making Guinea 1,316% larger than Swaziland. Meanwhile, the population of Swaziland is ~1.1 million people (12.1 million more people live in Guinea).
Compare further: Guinea vs. Swaziland