Calories to BTU Converter
1 cal = 0.0039656668 BTU. Type any value — it converts as you type, right in your browser.
=
0.0039656668 BTU
Formula
BTU = cal × 0.0039656668
Calories to BTU conversion table
| Calories (cal) | BTU (BTU) |
|---|---|
| 0.1 | 0.00039656668 |
| 0.5 | 0.0019828334 |
| 1 | 0.0039656668 |
| 2 | 0.0079313337 |
| 5 | 0.019828334 |
| 10 | 0.039656668 |
| 20 | 0.079313337 |
| 50 | 0.19828334 |
| 100 | 0.39656668 |
| 500 | 1.98283 |
| 1,000 | 3.96567 |
FAQ
How many btu in a calorie?
1 cal equals 0.0039656668 BTU.
How do I convert cal to BTU?
Multiply the calories value by 0.0039656668 to get btu.
What is the reverse conversion (BTU to cal)?
1 BTU equals 252.2 cal. Use our BTU to Calories converter for the other direction.