Minnesota is about 1.6 times bigger than Nicaragua.

Nicaragua is approximately 130,370 sq km, while Minnesota is approximately 206,189 sq km, making Minnesota 58% larger than Nicaragua. Meanwhile, the population of Nicaragua is ~6.3 million people (997,955 fewer people live in Minnesota).
Tip: This to-scale comparison of Nicaragua vs. Minnesota uses the Mercator projection, which distorts the size of regions near the poles.