Italy is approximately 301,340 sq km, while Saint Kitts and Nevis is approximately 261 sq km, making Saint Kitts and Nevis 0.09% the size of Italy. Meanwhile, the population of Italy is ~62.4 million people (62.3 million fewer people live in Saint Kitts and Nevis).
This to-scale map shows a size comparison of Italy compared to Saint Kitts and Nevis. For more details, see an in-depth quality of life comparison of Saint Kitts and Nevis vs. Italy using our country comparison tool.