Convert avoirdupois ounces (oz) to troy ounces (oz t).
Edit either value. Decimals and scientific notation supported.
Whole stone; pounds from 0 to less than 14. Non-negative values.
No units found. Try a name or symbol.
Stone + pounds
Whole stone; pounds from 0 to less than 14. Non-negative values.
No units found. Try a name or symbol.
Stone + pounds
1 oz ≈ 0.9114583333 oz t
Precision changes displayed rounding, not calculation accuracy.
oz t = oz × 0.911458333333333oz t = oz × 0.911458333333333
Multiply the oz reading by 0.911458333333333.
1 oz ≈ 0.9114583333 oz t
1 × 0.911458333333333 ≈ 0.9114583333
16 oz ≈ 14.58333333 oz t
16 × 0.911458333333333 ≈ 14.58333333
A troy ounce is 480 grains, or 31.1034768 grams. An avoirdupois ounce is 28.349523125 grams. The same ounce count therefore represents different masses.
Fixed reference · Ounce to Troy ounce
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
| Ounce (oz) | Troy ounce (oz t) |
|---|---|
| 0 | 0 |
| 0.1 | 0.09114583333 |
| 0.5 | 0.4557291667 |
| 1 | 0.9114583333 |
| 2 | 1.822916667 |
| 5 | 4.557291667 |
| 10 | 9.114583333 |
| 25 | 22.78645833 |
| 50 | 45.57291667 |
| 100 | 91.14583333 |
| 1000 | 911.4583333 |
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