Convert Calorie to British thermal unit
Free online Calorie (cal) to British thermal unit (BTU) converter. Get instant, accurate results with our conversion tool.
0.003966
1 cal = 0.003966 BTU
Quick Reference Table
| Calorie (cal) | British thermal unit (BTU) |
|---|---|
| 1 cal | 0.004 BTU |
| 5 cal | 0.02 BTU |
| 10 cal | 0.04 BTU |
| 25 cal | 0.099 BTU |
| 50 cal | 0.198 BTU |
| 100 cal | 0.397 BTU |
| 500 cal | 1.983 BTU |
| 1,000 cal | 3.966 BTU |
Conversion Formula
To convert Calorie (cal) to British thermal unit (BTU), multiply by 0.0039656668
British thermal unit (BTU) = Calorie (cal) × 0.0039656668