Country size comparison
compared to
Serbia is about 1.2 times bigger than Svalbard.
Svalbard is approximately 62,045 sq km, while Serbia is approximately 77,474 sq km, making Serbia 25% larger than Svalbard. Meanwhile, the population of Svalbard is ~2,926 people (6.7 million more people live in Serbia).
Compare further: Serbia vs. Svalbard