Colorado is about 8 times smaller than Greenland.

Greenland is approximately 2,166,086 sq km, while Colorado is approximately 268,627 sq km, making Colorado 12.4% the size of Greenland. Meanwhile, the population of Greenland is ~57,792 people (5.0 million more people live in Colorado).
Tip: This to-scale comparison of Greenland vs. Colorado uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.