Kilocalories to BTU Converter
Convert kcal to BTU instantly. 1 kcal = 3.965666831 BTU.
Conversion Formula
BTU = kcal × 3.965666831
Example
25 kcal × 3.965666831 = 99.14167078 BTU
Convert the other way: BTU to Kilocalories →
Kilocalories to BTU Conversion Table
| Kilocalories (kcal) | BTU (BTU) |
|---|---|
| 0.1 | 0.3965666831 |
| 0.5 | 1.982833416 |
| 1 | 3.965666831 |
| 2 | 7.931333663 |
| 5 | 19.82833416 |
| 10 | 39.65666831 |
| 20 | 79.31333663 |
| 25 | 99.14167078 |
| 50 | 198.2833416 |
| 100 | 396.5666831 |
| 500 | 1,982.833416 |
| 1,000 | 3,965.666831 |
About These Units
- Kilocalories (kcal)
- Exactly 1,000 calories, or 4,184 J using the thermochemical calorie. This is the Calorie printed on US food labels, and it is the unit for daily diets and exercise energy estimates.
- BTU (BTU)
- The British thermal unit, about 1,055.06 J, roughly the heat that raises one pound of water by 1 °F. It is used in the United States for furnace, air conditioner, and natural gas energy figures.
Frequently Asked Questions
How many BTU are in 1 kcal?
1 kcal equals 3.965666831 BTU.
How do I convert Kilocalories to BTU?
Multiply your Kilocalories value by 3.965666831. For example, 25 kcal × 3.965666831 = 99.14167078 BTU.
How many kcal are in 1 BTU?
1 BTU equals 0.2521644007 kcal.