Convert Kilocalorie to BTU
3.965651
≈ 3 31/32 BTU
1 kcal = 3.9656512 BTU
Use the conversion factor 1 kcal = 3.965651243 BTU. To convert Kilocalorie to BTU, multiply the input value by 3.965651243.
Conversion Formula
BTU = kcal × 3.96565
Reverse: kcal = BTU × 0.252165
Conversion Examples
1 kcal × 3.9656512 =
3.9656512 BTU
1 Kilocalories = 3.9656512 BTUs
5 kcal × 3.9656512 =
19.828256 BTU
5 Kilocalories = 19.828256 BTUs
10 kcal × 3.9656512 =
39.656512 BTU
10 Kilocalories = 39.656512 BTUs
25 kcal × 3.9656512 =
99.141281 BTU
25 Kilocalories = 99.141281 BTUs
50 kcal × 3.9656512 =
198.28256 BTU
50 Kilocalories = 198.28256 BTUs
100 kcal × 3.9656512 =
396.56512 BTU
100 Kilocalories = 396.56512 BTUs
Kilocalorie to BTU Table
kcal =—BTU
| Kilocalorie (kcal) | BTU (BTU) | Fraction |
|---|---|---|
| 1 | 3.9657 | 3 31/32 |
| 2 | 7.9313 | 7 15/16 |
| 3 | 11.897 | 11 57/64 |
| 4 | 15.8626 | 15 55/64 |
| 5 | 19.8283 | 19 53/64 |
| 6 | 23.7939 | 23 51/64 |
| 7 | 27.7596 | 27 49/64 |
| 8 | 31.7252 | 31 23/32 |
| 9 | 35.6909 | 35 11/16 |
| 10 | 39.6565 | 39 21/32 |
| 11 | 43.6222 | 43 5/8 |
| 12 | 47.5878 | 47 19/32 |
| 13 | 51.5535 | 51 35/64 |
| 14 | 55.5191 | 55 33/64 |
| 15 | 59.4848 | 59 31/64 |
| 16 | 63.4504 | 63 29/64 |
| 17 | 67.4161 | 67 27/64 |
| 18 | 71.3817 | 71 3/8 |
| 19 | 75.3474 | 75 11/32 |
| 20 | 79.313 | 79 5/16 |
Unit Definitions
What is a Kilocalorie (kcal)?
Metric (SI)Worldwide
Kilocalorie (kcal) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about KilocalorieWhat is a BTU (BTU)?
ImperialUnited States
BTU (BTU) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about BTUFrequently Asked Questions
How do I convert Kilocalorie to BTU?
Multiply the value in kcal by 3.965651243. The formula is BTU = kcal × 3.965651243.
How many BTU are in 1 Kilocalorie?
One Kilocalorie equals 3.965651243 BTU.
What is 10 kcal in BTU?
10 kcal equals 39.65651243 BTU.
How do I convert BTU back to Kilocalorie?
Use the reverse factor: 1 BTU = 0.252165392 kcal.