District of Columbia is about 1,602 times smaller than Ecuador.

Ecuador is approximately 283,561 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 0.06% the size of Ecuador. Meanwhile, the population of Ecuador is ~17.3 million people (16.7 million fewer people live in District of Columbia).
Tip: This to-scale comparison of Ecuador vs. District of Columbia uses the Mercator projection, which distorts the size of regions near the poles.