QuickUnit

Weight

Gram vs Ounce vs Milligram

Quick reference table for unit conversions with key differences.

Reference Table

GramgOunceozMilligrammg
0.50.01763698500
10.035273961000
20.070547922000
50.17636985000
100.352739610000
250.88184925000
501.76369850000
1003.527396100000
50017.63698500000
100035.273961000000

About These Units

g

Gram

Symbol: g

The gram is a metric unit of mass equal to one thousandth of a kilogram. Commonly used for food portions and small measurements.

Used in: Worldwide

oz

Ounce

Symbol: oz

The ounce is 1/16 of a pound, widely used in the US for food packaging and cooking recipes.

Used in: United States, United Kingdom

mg

Milligram

Symbol: mg

The milligram is one thousandth of a gram, commonly used in medicine and nutrition for measuring small doses.

Used in: Worldwide (medicine, nutrition)

Key Differences

  • 1 g is equal to 0.03527396 oz.
  • 1 g is equal to 1000 mg.
  • 1 oz is equal to 28349.52 mg.

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