Maine is about 30 times bigger than Rhode Island.

Rhode Island is approximately 2,706 sq km, while Maine is approximately 79,931 sq km, making Maine 2,854% larger than Rhode Island. Meanwhile, the population of Rhode Island is ~1.1 million people (275,794 more people live in Maine).
Tip: This to-scale comparison of Rhode Island vs. Maine uses the Mercator projection, which distorts the size of regions near the poles.