Everyday Calculation

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Calculators » Conversion » Weight » Gr to mg/ Mg to gr

Convert between Grain and Milligram

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert weight measurements from grain to milligram and milligram to grain.

Enter the value you want to convert, and leave the target field blank.

Result window

Android: Use this weight converter offline with our all-in-one calculator app.

Conversion formula

1 milligram (mg) = 0.0154324 grain (gr)

1 grain (gr) = 64.79891 milligram (mg)

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