Type a value to convert.

Ounce

The ounce is the name of a unit of mass in a number of different systems, including various systems of mass that formed part of English units, Imperial units, and United States customary units.

Gram

The gram is a unit of mass. A gram is defined as one 1000 of the SI base unit the kilogram which itself is defined as being equal to the mass of a physical prototype preserved by the International Bureau of Weights and Measures.