100 joules to BTU
100 J = 0.09478171 BTU. Change the amount below, or read the formula and the reference table further down.
100 joules equals
BTU
1 J = 0.00094782 BTU
The formula
Joules and BTU both measure energy from the same zero, so a single multiplier does the job.
BTU = J × 0.0009478171
Going the other way? Convert BTU to joules.
Joules to BTU table
Values either side of 100 J.
| Joules (J) | BTU (BTU) |
|---|---|
| 0 | 0 |
| 10 | 0.009478 |
| 20 | 0.018956 |
| 30 | 0.028435 |
| 40 | 0.037913 |
| 50 | 0.047391 |
| 60 | 0.056869 |
| 70 | 0.066347 |
| 80 | 0.075825 |
| 90 | 0.085304 |
| 100 | 0.094782 |
| 110 | 0.10426 |
| 120 | 0.113738 |
| 130 | 0.123216 |
| 140 | 0.132694 |
| 150 | 0.142173 |
| 160 | 0.151651 |
| 170 | 0.161129 |
| 180 | 0.170607 |
| 190 | 0.180085 |
| 200 | 0.189563 |
Questions people ask
- How many BTU are in a joule?
- One joule equals 0.0009478171 BTU.
- How do I convert joules to BTU by hand?
- Multiply the number of joules by 0.0009478171. For a rough check, 0.001 is close enough for most everyday use.
- What is 100 joules in BTU?
- 100 joules is 0.09478171 BTU.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.