Utah is about 42 times bigger than Delaware.

Delaware is approximately 5,060 sq km, while Utah is approximately 212,751 sq km, making Utah 4,105% larger than Delaware. Meanwhile, the population of Delaware is ~897,934 people (1.9 million more people live in Utah).
Tip: This to-scale comparison of Delaware vs. Utah uses the Mercator projection, which distorts the size of regions near the poles.