Svalbard is about 4 times smaller than Michigan.

Michigan is approximately 250,493 sq km, while Svalbard is approximately 62,045 sq km, making Svalbard 24.77% the size of Michigan. Meanwhile, the population of Michigan is ~9.9 million people (9.9 million fewer people live in Svalbard).
Tip: This to-scale comparison of Michigan vs. Svalbard uses the Mercator projection, which distorts the size of regions near the poles.