Convert from ounces to troy ounces

ounces and troy ounces icon

Convert between ounces (oz) and troy ounces using this simple tool. This is a common conversion for those people looking to work out the value of their gold, silver and gemstones.


Whilst every effort has been made in building this ounces to troy ounces conversion tool, we are not to be held liable for any special, incidental, indirect or consequential damages or monetary losses of any kind arising out of or in connection with the use of the converter tools and information derived from the web site. This ounces to troy ounces conversion tool is here purely as a service to you, please use it at your own risk. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate conversions.

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Converter Frequently Asked Questions

  1. How can I convert x ounces (oz) into troy ounces?
  2. How many ounces (oz) are there in a troy ounce?

Answers: One ounce (oz) is approximately 0.911458 troy ounces. To convert your ounce avoir (oz) figure into troy ounces, simply multiply x by 0.911458. Alternatively, you can use the converter featured at the top of this page.

For more conversions using mass and weight units, please see the mass and weight converter. You can also convert between grams, pounds and ounces here. If you're interested in converting between pounds and ounces, or want to learn about the difference between the avoirdupois ounce and troy ounce, see our post on how many ounces are in a pound.

If you have any suggestions or queries with this conversion tool, please contact me.