Calories (small) to BTU Converter
Convert cal to BTU instantly — and see every other energy unit at once.
1 cal=0.003966 BTU
1 cal in every unit
Joules
4.184J
Kilojoules
0.004184kJ
Megajoules
4.1840e-6MJ
Watt-hours
0.001162Wh
Kilowatt-hours
1.1622e-6kWh
Calories (small)from
1cal
Kilocalories (kcal)
0.001kcal
BTU
0.003966BTU
Electronvolts
26,114,473,967,543,833,000eV
Foot-pounds
3.086ft·lb
Common Calories (small) to BTU conversions
| Calories (small) (cal) | BTU (BTU) |
|---|---|
| 1 cal | 0.00397 BTU |
| 2 cal | 0.00793 BTU |
| 5 cal | 0.01983 BTU |
| 10 cal | 0.03966 BTU |
| 25 cal | 0.09914 BTU |
| 50 cal | 0.19828 BTU |
| 100 cal | 0.39657 BTU |
| 250 cal | 0.99141 BTU |
| 500 cal | 1.98283 BTU |
| 1000 cal | 3.96565 BTU |
The formula
Calories (small) (cal) — a unit of energy.
BTU (BTU) — a unit of energy.
Worked examples
1 cal→0.00397 BTU
Apply Calories (small) ÷ 252.165 with input = 1. Result: 0.00397 BTU.
5 cal→0.01983 BTU
Apply Calories (small) ÷ 252.165 with input = 5. Result: 0.01983 BTU.
10 cal→0.03966 BTU
Apply Calories (small) ÷ 252.165 with input = 10. Result: 0.03966 BTU.
FAQ
How do I convert Calories (small) to BTU?
Use the formula: BTU = Calories (small) ÷ 252.165. You can also use the converter above — type any value and the result updates instantly.
Where are Calories (small) used?
Calories (small) (cal) — a unit of energy.
Where are BTU used?
BTU (BTU) — a unit of energy.
How do I convert BTU back to Calories (small)?
Use the BTU to Calories (small) converter.