How do I convert stones (st) to kilograms (kg)?
Multiply stones by 6.35029 to get kilograms. Exactly, it's 6.35029318kg per stone, because a stone is 14 pounds of 0.45359237kg each. The quick version is to multiply by 6 and add a bit.
For example, if you have a weight of 10 stones, you would multiply 10 by 6.35029 to get 63.5029 kilograms.
What are stones (st)?
A stone (st) is 14 pounds, about 6.35 kilograms. It is used in the United Kingdom and Ireland for body weight, so someone who weighs 10 stone is about 63.5kg.
For more information, please visit our Stones page.
What are kilograms (kg)?
The kilogram (kg) is the SI unit of mass and is 1,000 grams. Strictly it measures mass rather than weight, though in day to day use the two get treated as one.
The kilogram is often used in physics and engineering as well generally in all walks of life in countries that have adopted the metric system.
For more information, please visit our Kilograms page.