Mauritius is about 1.3 times smaller than Rhode Island.

Rhode Island is approximately 2,706 sq km, while Mauritius is approximately 2,040 sq km, making Mauritius 75.39% the size of Rhode Island. Meanwhile, the population of Rhode Island is ~1.1 million people (255,655 more people live in Mauritius).
Tip: This to-scale comparison of Rhode Island vs. Mauritius uses the Mercator projection, which distorts the size of regions near the poles.