New Mexico is about 7 times smaller than Democratic Republic of the Congo.

Democratic Republic of the Congo is approximately 2,344,858 sq km, while New Mexico is approximately 314,310 sq km, making New Mexico 13.4% the size of Democratic Republic of the Congo. Meanwhile, the population of Democratic Republic of the Congo is ~108.4 million people (106.3 million fewer people live in New Mexico).
Tip: This to-scale comparison of Democratic Republic of the Congo vs. New Mexico uses the Mercator projection, which distorts the size of regions near the poles.