Convert Calorie to BTU
1 Calorie is equal to 0.00396567 BTU.
Formula
BTU = Calorie × 4.184 ÷ 1055.05585262
About Calorie and BTU
The Calorie (cal) and BTU (BTU) are units of energy. Use the converter above for instant, accurate results, or refer to the conversion table below for common values.
Calorie to BTU table
| Calorie (cal) | BTU (BTU) |
|---|---|
| 1 | 0.00396567 |
| 5 | 0.01982833 |
| 10 | 0.03965667 |
| 25 | 0.09914167 |
| 100 | 0.39656668 |