Chad is around the same size as Alaska.

Alaska is approximately 1,481,348 sq km, while Chad is approximately 1,284,000 sq km, making Chad 86.68% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (17.3 million more people live in Chad).
Tip: This to-scale comparison of Alaska vs. Chad uses the Mercator projection, which distorts the size of regions near the poles.