Calculators » Conversion » Weight » Grain and Ounce

Convert weight between Grain and Ounce

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate weight/ mass unit conversion from grain to ounce and vice-versa.

Weight in grain (gr)

Weight in ounce (oz)

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

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Conversion formula

1 ounce (oz) = 437.5 grain (gr)
1 grain (gr) = 0.0022857 ounce (oz)

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