Ounce to Stone Converter (and vice versa)
Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026
This converter allows you to convert ounces [oz.] to stone [st.] or stone [st.] to ounces [oz.]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.
Convert ounces to stone
There are two simple ways to convert ounces [oz.] to stone [st.]. In the first calculation method, the value in ounces [oz.] is divided by 224. The second method multiplies the value in ounces [oz.] by the rounded conversion factor of 0.0045.
- Stone [st.] = ounces [oz.] ÷ 224
- Stone [st.] ≈ ounces [oz.] * 0.0045
The calculation method with a rounded conversion value is more suitable for rough conversions from ounces [oz.] to stone [st.], as the calculation result may contain rounding errors. Therefore, the variant with the exact conversion factor is more suitable.
Convert stone to ounces
Converting stone [st.] to ounces [oz.] is easy and can be done in two ways. The first method involves multiplication, whereby the value in stone [st.] is multiplied by 224. The second variant is a division. Here, the value in stone [st.] is divided by the rounded conversion factor of 0.0045.
- Ounces [oz.] = stone [st.] * 224
- Ounces [oz.] ≈ stone [st.] ÷ 0.0045
The rounded conversion value can cause rounding errors, resulting in inaccurate calculation results. To ensure that the conversion from stone [st.] to ounces [oz.] produces the most accurate calculation result possible, the conversion should be performed using the exact conversion factor.
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Ounces
Troy ounces
Picograms
Micrograms
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Nanograms
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Carats
Pounds
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