Sudan is about 833 times bigger than Comoros.

Comoros is approximately 2,235 sq km, while Sudan is approximately 1,861,484 sq km, making Sudan 83,188% larger than Comoros. Meanwhile, the population of Comoros is ~882,847 people (50.8 million more people live in Sudan).
Tip: This to-scale comparison of Comoros vs. Sudan uses the Mercator projection, which distorts the size of regions near the poles.
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