How Much Does a Grain of Rice Weigh

A grain of rice weighs approximately 20 milligrams. This is a very small amount and it is hard to imagine how such a tiny thing could weigh anything at all. However, when you think about it, a grain of rice is actually quite heavy for its size.

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Attempting to weigh grains of rice on My Weigh iBALANCE 201

A grain of rice is incredibly light, weighing in at only about 0.065 grams. That’s about the weight of a single eyelash! Given that a cup of rice weighs around 200 grams, that means that there are just over 3,000 grains of rice in one cup.

How Much Does a Grain of Rice Weigh

A grain of rice weighs about 0.065 grams.

065 Grams

This is a very small amount, and so it is unlikely that you would be able to measure this accurately enough to get an meaningful result.

Conclusion

A grain of rice weighs about 0.065 grams. This may not seem like much, but when you consider that there are about 28 grams in an ounce, and that a pound has 16 ounces, it means that a single grain of rice weighs about 1/4,000th of a pound.