Pakistan is about 1.9 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Pakistan is approximately 796,095 sq km, making Pakistan 53.74% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (242.2 million more people live in Pakistan).
Tip: This to-scale comparison of Alaska vs. Pakistan uses the Mercator projection, which distorts the size of regions near the poles.