Stone to Kilograms Converter
Convert a mass stated in stone into kilograms. Enter decimal stone; a separate pounds part needs to be divided by 14 first.
How to use Stone to Kilograms Converter
1. Enter Stone. 2. Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range. 3. Select Convert or press Enter from a single-line field. In multiline text fields, Enter inserts a line break. 4. Select Copy result to copy the answer, or Reset to clear the form and result.
Why use this tool?
Use Stone to Kilograms Converter when you need kilograms. Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
How the calculation works
Kilograms = stone × 6.35029318. One stone is 14 avoirdupois pounds, exactly 6.35029318 kilograms. Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
Example
Worked example: Stone = 12.5. Result: 79.378665 kg.
Practical tip
A stone-and-pounds measurement is not a decimal. Entering 12.7 means 12.7 stone, rather than 12 stone 7 pounds.
Frequently asked questions
How does Stone to Kilograms Converter work?
Kilograms = stone × 6.35029318. One stone is 14 avoirdupois pounds, exactly 6.35029318 kilograms.
Which assumptions and limits apply?
Convert the stated measurement using its documented unit definition, with explicit rounding and supported input/output range.
What should I check before reusing the result?
Match the input units or text-counting convention to your task. Copy result reuses the displayed answer; Reset clears it.