100 kilocalories to BTU
100 kcal = 396.57 BTU. Change the amount below, or read the formula and the reference table further down.
100 kilocalories equals
BTU
1 kcal = 3.965667 BTU
The formula
Kilocalories and BTU both measure energy from the same zero, so a single multiplier does the job.
BTU = kcal × 3.96566683
Going the other way? Convert BTU to kilocalories.
Kilocalories to BTU table
Values either side of 100 kcal.
| Kilocalories (kcal) | BTU (BTU) |
|---|---|
| 0 | 0 |
| 10 | 39.6567 |
| 20 | 79.3133 |
| 30 | 118.97 |
| 40 | 158.63 |
| 50 | 198.28 |
| 60 | 237.94 |
| 70 | 277.6 |
| 80 | 317.25 |
| 90 | 356.91 |
| 100 | 396.57 |
| 110 | 436.22 |
| 120 | 475.88 |
| 130 | 515.54 |
| 140 | 555.19 |
| 150 | 594.85 |
| 160 | 634.51 |
| 170 | 674.16 |
| 180 | 713.82 |
| 190 | 753.48 |
| 200 | 793.13 |
Questions people ask
- How many BTU are in a kilocalorie?
- One kilocalorie equals 3.96566683 BTU.
- How do I convert kilocalories to BTU by hand?
- Multiply the number of kilocalories by 3.96566683. For a rough check, 4 is close enough for most everyday use.
- What is 100 kilocalories in BTU?
- 100 kilocalories is 396.57 BTU.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.