The conversion factor from ounces to kilograms is 0.0283495231. For troy ounce, it is 0.0311034768. To find out how many kilograms in an ounce, simply multiply by the conversion factor or use the converter below.
1 Ounce = 0.0283495231 Kilogram
1 Troy Ounce = 0.0311034768 Kilogram
Ounce is an imperial and U.S. customary mass (weight) unit. The commonly used ounces are the international avoirdupois and the troy ounce. Troy weight is used for the measurement of precious metals, gold, silver etc. The abbreviation is "oz".
Kilogram is a base unit of mass in metric system and equals to the mass of one liter of water. It equals to 2.20462262 pounds in imperial and U.S. customary system. The abbreviation is "kg".
For kg to oz conversion table and converter, please go to kg to oz
For other units of weight conversion, please go to Weight Conversion