Mali is about 1.2 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Mali is approximately 1,240,192 sq km, making Mali 83.72% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (20.0 million more people live in Mali).
Tip: This to-scale comparison of Alaska vs. Mali uses the Mercator projection, which distorts the size of regions near the poles.