Grenada is about 191 times smaller than Sri Lanka.

Sri Lanka is approximately 65,610 sq km, while Grenada is approximately 344 sq km, making Grenada 0.52% the size of Sri Lanka. Meanwhile, the population of Sri Lanka is ~21.8 million people (21.6 million fewer people live in Grenada).
Tip: This to-scale comparison of Sri Lanka vs. Grenada 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.