How to convert stones to ounces
Stones and Ounces both measure weight, so converting is a single multiplication. One st equals 224.000071 oz, so you multiply your stones value by 224.000071.
Formula: ounces = stones × 224.000071. For example, 10 st = 2,240.000705 oz.
Stones to Ounces conversion table
| Stones (st) | Ounces (oz) |
|---|---|
| 1 | 224.000071 |
| 2 | 448.000141 |
| 5 | 1,120.000353 |
| 10 | 2,240.000705 |
| 25 | 5,600.001764 |
| 50 | 11,200.003527 |
| 100 | 22,400.007055 |
| 1,000 | 224,000.070548 |
Stones and Ounces explained
Stones (st): Fourteen pounds (6.35 kg), used for body weight in the UK and Ireland.
Ounces (oz): An imperial unit equal to about 28.35 g, used for food and postage in the US.
When you'd convert stones to ounces
You'll convert stones to ounces whenever a measurement is given in one unit but you need it in the other — comparing stones and ounces figures across regions, following a recipe or spec, or double-checking a number. Because 1 st is exactly 224.000071 oz, the result is precise every time.
Frequently asked questions
How many ounces are in a stone?
One st equals 224.000071 oz. Multiply your stones figure by 224.000071 to get ounces.
What is the formula to convert stones to ounces?
ounces = stones × 224.000071. The factor 224.000071 is exact.
What is 2 stones in ounces?
2 st = 448.000141 oz. You can enter any value in the converter above to get an instant result.
Is this Stones to Ounces converter accurate?
Yes. It uses the standard conversion factor (1 st = 224.000071 oz) defined by BIPM — SI Brochure (definition of the kilogram), so results are exact to several decimal places.