Convert Kilograms to Stones
Use our free online converter to easily convert from Kilograms to Stones. Get accurate conversions instantly.
Converting Kilograms to Stones
Converting kilograms to stones is particularly useful for people moving between countries that use metric systems and the UK or Ireland, where body weight is commonly expressed in stones.
Mathematical Relationship
The mathematical relation between kilograms and stones is: 1 kilogram = 0.157473 stones. To convert a mass in kilograms to stones, multiply the kilogram value by 0.157473.
Common Conversion Values
| Kilograms | Stones |
|---|---|
| 50 | 7.87 |
| 60 | 9.45 |
| 70 | 11.02 |
| 80 | 12.6 |
| 100 | 15.75 |
Unit Definitions
Kilograms
The kilogram (symbol: kg) is the base unit of mass in the International System of Units (SI). Since 2019, it has been defined in terms of the Planck constant, which relates a photon's energy to its frequency.
Stones
The stone (symbol: st) is a unit of mass in the imperial system equal to 14 pounds. It is primarily used in the United Kingdom and Ireland for measuring human body weight.
Historical Context
The kilogram was established during the French Revolution as part of the metric system, while the stone has been used in Britain since the Middle Ages, standardized at 14 pounds in the early 19th century.