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Convert ounce to tonne
Convert ounce to tonne with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
ounce to tonne
ounce to tonne
Quick answer
1 ounce = 0.0000283494925441 tonne.
Formula
tonne = ounce × 0.00002834949254408346090604978171
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert ounce to tonne
- Enter a value in ounce.
- Scale the source number by 0.00002834949254408346090604978171 to express the same quantity in tonne.
- Round the displayed tonne value only when needed.
About these units
ounce is a unit used in mass conversions. Mass measures the quantity of matter and an object's resistance to acceleration. Its recorded symbol is oz. tonne is a unit used in mass conversions. Mass measures the quantity of matter and an object's resistance to acceleration. Its recorded symbol is t.
Explore related conversions
ounce to tonne conversion table
| ounce | tonne |
|---|---|
| 0 ounce | 0e-32 tonne |
| 1 ounce | 0.0000283494925441 tonne |
| 5 ounce | 0.000141747462720 tonne |
| 10 ounce | 0.000283494925441 tonne |
| 25 ounce | 0.000708737313602 tonne |
| 100 ounce | 0.00283494925441 tonne |
Frequently asked questions
How do I convert from ounce to tonne?
Scale the source number by 0.00002834949254408346090604978171 to express the same quantity in tonne.
What formula does CalculatorHQ use for ounce to tonne?
tonne = ounce × 0.00002834949254408346090604978171
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert tonne back to ounce?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.