El Salvador is approximately 21,041 sq km, while Paraguay is approximately 406,752 sq km, making Paraguay 1,833% larger than El Salvador. Meanwhile, the population of El Salvador is ~6.5 million people (710,583 more people live in Paraguay).
This to-scale map shows a size comparison of El Salvador compared to Paraguay. For more details, see an in-depth quality of life comparison of Paraguay vs. El Salvador using our country comparison tool.