Convert BTU to Calorie
252.165392
≈ 252 11/64 cal
1 BTU = 252.16539 cal
Use the conversion factor 1 BTU = 252.165392 cal. To convert BTU to Calorie, multiply the input value by 252.165392.
Conversion Formula
cal = BTU × 252.165
Reverse: BTU = cal × 0.00396565
Conversion Examples
1 BTU × 252.16539 =
252.16539 cal
1 BTUs = 252.16539 Calories
5 BTU × 252.16539 =
1,260.827 cal
5 BTUs = 1,260.827 Calories
10 BTU × 252.16539 =
2,521.6539 cal
10 BTUs = 2,521.6539 Calories
25 BTU × 252.16539 =
6,304.1348 cal
25 BTUs = 6,304.1348 Calories
50 BTU × 252.16539 =
12,608.27 cal
50 BTUs = 12,608.27 Calories
100 BTU × 252.16539 =
25,216.539 cal
100 BTUs = 25,216.539 Calories
BTU to Calorie Table
BTU =—cal
| BTU (BTU) | Calorie (cal) | Fraction |
|---|---|---|
| 1 | 252.2 | 252 11/64 |
| 2 | 504.3 | 504 21/64 |
| 3 | 756.5 | 756 1/2 |
| 4 | 1,008.7 | 1008 21/32 |
| 5 | 1,260.8 | 1260 53/64 |
| 6 | 1,513 | — |
| 7 | 1,765.2 | 1765 5/32 |
| 8 | 2,017.3 | 2017 21/64 |
| 9 | 2,269.5 | 2269 31/64 |
| 10 | 2,521.7 | 2521 21/32 |
| 11 | 2,773.8 | 2773 13/16 |
| 12 | 3,026 | 3025 63/64 |
| 13 | 3,278.2 | 3278 5/32 |
| 14 | 3,530.3 | 3530 5/16 |
| 15 | 3,782.5 | 3782 31/64 |
| 16 | 4,034.6 | 4034 41/64 |
| 17 | 4,286.8 | 4286 13/16 |
| 18 | 4,539 | 4538 63/64 |
| 19 | 4,791.1 | 4791 9/64 |
| 20 | 5,043.3 | 5043 5/16 |
Unit Definitions
What 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 BTUWhat is a Calorie (cal)?
Metric (SI)Worldwide
Calorie (cal) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about CalorieFrequently Asked Questions
How do I convert BTU to Calorie?
Multiply the value in BTU by 252.165392. The formula is cal = BTU × 252.165392.
How many Calorie are in 1 BTU?
One BTU equals 252.165392 cal.
What is 1 BTU in cal?
1 BTU equals 252.165392 cal.
How do I convert Calorie back to BTU?
Use the reverse factor: 1 cal = 0.003965651243 BTU.