Stone till kilogramomvandlare
Convert stone to kilograms and kg to stone instantly. Used for body weight in the UK and Ireland.
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Stone to Kilograms Conversion
One stone equals 6.35029 kilograms (exactly 14 pounds). The stone is a traditional British unit of weight still widely used in the UK and Ireland for body weight.
Common conversions:
- 8 stone = 50.8 kg
- 10 stone = 63.5 kg
- 12 stone = 76.2 kg
- 14 stone = 88.9 kg
Why Stone Is Used for Body Weight
The stone was standardized at 14 pounds in the 14th century and remains in everyday use in the UK and Ireland for expressing body weight. Most UK bathroom scales display weight in both stone and kg. The rest of the world uses kg exclusively.
Stone and Pounds
Weight in stone is often expressed as stone + pounds, e.g., "10 st 7 lb" (10 stone and 7 pounds). To convert: total lbs = (stone × 14) + extra pounds, then multiply by 0.453592 to get kg.
Senast uppdaterad: March 2026
Frequently Asked Questions
How many kg is 1 stone?
One stone equals 6.35029 kg (or exactly 14 pounds).
What is 70 kg in stone?
70 ÷ 6.35029 ≈ 11.02 stone.
How many stone is 100 kg?
100 ÷ 6.35029 ≈ 15.75 stone (approximately 15 stone 10.5 lb).