Indiana is around the same size as United Arab Emirates.

United Arab Emirates is approximately 83,600 sq km, while Indiana is approximately 92,895 sq km, making Indiana 11% larger than United Arab Emirates. Meanwhile, the population of United Arab Emirates is ~9.9 million people (3.4 million fewer people live in Indiana).
Tip: This to-scale comparison of United Arab Emirates vs. Indiana uses the Mercator projection, which distorts the size of regions near the poles.