Table Of Contents
Stones to kilograms Conversion
1 stones (stone) is equal to 6.35029318 kilograms (kg).
1 stone = 6.35029318 kg
or
1 kg = 0.1574730444 stone
Formula
To convert a mass from stones (stone) to kilograms (kg), multiply the mass in stones by 6.35029318
m(kg) = m(stone) × 6.35029318
Examples:
Convert 13 stones to kilograms:
m(kg) = 13stone × 6.35029318 = 82.55381134 kg
Conversion table
| Stones (stone) | Kilograms (kg) |
|---|---|
| 1 stone | 6.35029318 kg |
| 2 stone | 12.70058636 kg |
| 3 stone | 19.05087954 kg |
| 5 stone | 31.7514659 kg |
| 8 stone | 50.80234544 kg |
| 10 stone | 63.5029318 kg |
| 11 stone | 69.85322498 kg |
| 12 stone | 76.20351816 kg |
| 13 stone | 82.55381134 kg |
| 14 stone | 88.90410452 kg |
| 20 stone | 127.0058636 kg |
| 25 stone | 158.7573295 kg |
| 50 stone | 317.514659 kg |
| 100 stone | 635.029318 kg |
| 250 stone | 1587.573295 kg |
| Kilograms (kg) | Stones (stone) |
|---|---|
| 1 kg | 0.157473044 stone |
| 2 kg | 0.314946089 stone |
| 3 kg | 0.472419133 stone |
| 5 kg | 0.787365222 stone |
| 8 kg | 1.259784355 stone |
| 10 kg | 1.574730444 stone |
| 11 kg | 1.732203489 stone |
| 12 kg | 1.889676533 stone |
| 13 kg | 2.047149577 stone |
| 14 kg | 2.204622622 stone |
| 20 kg | 3.149460888 stone |
| 25 kg | 3.93682611 stone |
| 50 kg | 7.873652221 stone |
| 100 kg | 15.747304442 stone |
| 250 kg | 39.368261104 stone |
Frequently asked questions
How do I convert stones to kilograms?
Multiply the value in stones by 6.35029318 to get the result in kilograms. For example, 5 stone × 6.35029318 = 31.7514659 kg.
How many kilograms are in 1 stones?
1 stones (stone) is equal to 6.35029318 kilograms (kg).
How do I convert kilograms back to stones?
Use the inverse operation: divide the value in kilograms by 6.35029318 to get the result in stones.
How accurate is the stones to kilograms conversion?
The converter multiplies by the conversion factor 6.35029318 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST Guide to the SI (SP 811), Appendix B.9: Factors for units listed by kind of quantity or field of science
- Circular of the Bureau of Standards No. 43: The Metric Carat (1st edition, issued November 1, 1913)