Stones to Kilograms Converter
Enter a weight in stones to instantly convert it to kilograms.
Tip: You can use decimals like 8.75 stones.
What is a stones to kilos calculator?
A stones to kilos calculator is a quick tool that converts weight from stones (st) into kilograms (kg). Stones are commonly used in the UK and Ireland for body weight, while kilograms are used in most other countries and in many medical, fitness, and scientific settings.
If you’ve ever seen your weight listed in stones and needed it in kilograms for a health form, gym app, or travel document, this converter helps you get an accurate result instantly.
How to convert stones to kilograms
The standard conversion factor is:
- 1 stone = 6.35029318 kilograms
So the formula is:
- kilograms = stones × 6.35029318
Example calculation
Suppose your weight is 11 stones.
11 × 6.35029318 = 69.8532 kg (rounded)
That means 11 stones is approximately 69.85 kilograms.
Quick conversion table
| Stones (st) | Kilograms (kg) |
|---|---|
| 6 | 38.10 |
| 7 | 44.45 |
| 8 | 50.80 |
| 9 | 57.15 |
| 10 | 63.50 |
| 11 | 69.85 |
| 12 | 76.20 |
| 13 | 82.55 |
| 14 | 88.90 |
| 15 | 95.25 |
Why this conversion matters
Knowing how to convert stones to kilos is useful in many everyday situations:
- Health checkups: Many clinics and hospitals record weight in kilograms.
- Fitness tracking: Most fitness apps and smart scales use metric units.
- International travel: Weight standards vary by country.
- Nutrition planning: Diet and calorie calculators often require kilograms.
Frequently asked questions
Is stone the same as pounds?
No. A stone is a larger unit. 1 stone = 14 pounds. So stones and pounds are related, but not the same.
Can I convert decimal stones?
Yes. Decimal values like 9.5 or 12.75 stones are valid and often used when precision matters.
How many kilograms is 1 stone exactly?
Exactly 6.35029318 kg. For most daily uses, rounding to 6.35 kg is fine.
Final thoughts
A reliable stones to kilos calculator saves time and avoids manual math mistakes. Enter your value, click convert, and use the result anywhere you need metric weight.
Bookmark this page whenever you need a fast and accurate stones-to-kilograms conversion.