Mexico is about 25 times bigger than Maine.

Maine is approximately 79,931 sq km, while Mexico is approximately 1,964,375 sq km, making Mexico 2,358% larger than Maine. Meanwhile, the population of Maine is ~1.3 million people (127.8 million more people live in Mexico).
Tip: This to-scale comparison of Maine vs. Mexico uses the Mercator projection, which distorts the size of regions near the poles.