calories to BTU
Convert calorie (small) to btu — instant, free, with the formula shown.
1 cal=0.003966 BTU
How to convert calorie (small) to btu
To convert calorie (small) to btu, multiply by 0.00396567:
BTU = cal × 0.00396567
For example, 10 cal × 0.003966 = 0.039657 BTU.
cal to BTU conversion table
| calories (cal) | BTU (BTU) |
|---|---|
| 1 cal | 0.003966 BTU |
| 2 cal | 0.007931 BTU |
| 5 cal | 0.019828 BTU |
| 10 cal | 0.039657 BTU |
| 25 cal | 0.099142 BTU |
| 50 cal | 0.198283 BTU |
| 100 cal | 0.396567 BTU |
| 250 cal | 0.991417 BTU |
| 500 cal | 1.982833 BTU |
| 1000 cal | 3.965667 BTU |
Other calorie (small) conversions
Convert to btu from another unit
cal to BTU — frequently asked
How many BTU are in 1 calorie (small)?
1 calorie (small) = 0.003966 BTU (cal × 0.003966 = BTU).
What is the formula to convert calorie (small) to btu?
Multiply your calorie (small) value by 0.00396567 to get btu.
How do I convert 10 calories to BTU?
10 cal = 0.039657 BTU. For 100 cal the answer is 0.396567 BTU. Use the calculator on this page for any other value.