Ounces To Troy Ounces Converter

Convert a weight from avoirdupois ounces (oz) to troy ounces (ozt). The avoirdupois ounce is the everyday ounce, and the troy ounce is used for precious metals.




0 ozt

Conversion Table

OuncesTroy Ounces
1 oz0.911458 ozt
2 oz1.822917 ozt
5 oz4.557292 ozt
10 oz9.114583 ozt
16 oz14.583333 ozt
32 oz29.166667 ozt
100 oz91.145833 ozt
1000 oz911.458333 ozt

Reverse Conversion

Troy Ounces to Ounces

How This Converter Works

Converts avoirdupois ounces to troy ounces. Convert ounces to grams first, then divide by 31.1034768 grams per troy ounce. A troy ounce is not the same as an avoirdupois ounce.

Formula or rule

ozt = oz * 28.349523125 / 31.1034768 = oz * 175 / 192

Example

Input
10 oz
Calculation
Convert ounces to grams: 10 * 28.349523125 = 283.49523125 g. Divide by 31.1034768 g per troy ounce: 283.49523125 / 31.1034768 ≈ 9.114583. Shortcut check: 10 * 175 / 192 ≈ 9.114583.
Result
≈ 9.114583 ozt
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