Calories to British thermal units Converter
Convert calories to British thermal units instantly. One calorie equals 0.00396567 British thermal units, so you can type any value in cal and read…
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Convert calories to British thermal units instantly. One calorie equals 0.00396567 British thermal units, so you can type any value in cal and read the answer in BTU. The page also shows a conversion table and the exact formula used.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
1 cal = 0.00396567 BTU
With the default inputs (value in calories = 1 cal), the results are: british thermal units 0.00396567 BTU.
Calories to British thermal units conversion table
Reference table based on the example values; it is not your calculation result.
| calories (cal) | British thermal units (BTU) |
|---|---|
| 1 | 0.00396567 |
| 2 | 0.00793133 |
| 5 | 0.0198283 |
| 10 | 0.0396567 |
| 25 | 0.0991417 |
| 50 | 0.198283 |
| 100 | 0.396567 |
| 500 | 1.9828 |
| 1,000 | 3.9657 |
Frequently asked questions
How many British thermal units are in one calorie?
1 calorie = 0.00396567 British thermal units.
What is the formula to convert calories to British thermal units?
Multiply the value in calories by 0.00396567.
How do I convert British thermal units back to calories?
1 British thermal unit = 252.1644 calories.
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