West Virginia is about 15 times bigger than French Polynesia.

French Polynesia is approximately 4,167 sq km, while West Virginia is approximately 62,361 sq km, making West Virginia 1,397% larger than French Polynesia. Meanwhile, the population of French Polynesia is ~299,356 people (1.6 million more people live in West Virginia).
Tip: This to-scale comparison of French Polynesia vs. West Virginia uses the Mercator projection, which distorts the size of regions near the poles.