BTU to Calories (small) Converter
Convert BTU to cal instantly — and see every other energy unit at once.
1 BTU=252.1654 cal
1 BTU in every unit
Joules
1,055.06J
Kilojoules
1.0551kJ
Megajoules
0.001055MJ
Watt-hours
0.293072Wh
Kilowatt-hours
2.9307e-4kWh
Calories (small)
252.1654cal
Kilocalories (kcal)
0.252165kcal
BTUfrom
1BTU
Electronvolts
6,585,166,564,100,572,000,000eV
Foot-pounds
778.1711ft·lb
Common BTU to Calories (small) conversions
| BTU (BTU) | Calories (small) (cal) |
|---|---|
| 1 BTU | 252.16539 cal |
| 2 BTU | 504.33078 cal |
| 5 BTU | 1260.82696 cal |
| 10 BTU | 2521.65392 cal |
| 25 BTU | 6304.1348 cal |
| 50 BTU | 12608.2696 cal |
| 100 BTU | 25216.5392 cal |
| 250 BTU | 63041.34799 cal |
| 500 BTU | 126082.69598 cal |
| 1000 BTU | 252165.39197 cal |
The formula
BTU (BTU) — a unit of energy.
Calories (small) (cal) — a unit of energy.
Worked examples
1 BTU→252.16539 cal
Apply BTU × 252.165 with input = 1. Result: 252.16539 cal.
5 BTU→1260.82696 cal
Apply BTU × 252.165 with input = 5. Result: 1260.82696 cal.
10 BTU→2521.65392 cal
Apply BTU × 252.165 with input = 10. Result: 2521.65392 cal.
FAQ
How do I convert BTU to Calories (small)?
Use the formula: cal = BTU × 252.165. You can also use the converter above — type any value and the result updates instantly.
Where are BTU used?
BTU (BTU) — a unit of energy.
Where are Calories (small) used?
Calories (small) (cal) — a unit of energy.
How do I convert Calories (small) back to BTU?
Use the Calories (small) to BTU converter.