BTU to calories
Convert btu to calorie (small) — instant, free, with the formula shown.
1 BTU=252.1644 cal
How to convert btu to calorie (small)
To convert btu to calorie (small), multiply by 252.1644001:
cal = BTU × 252.1644001
For example, 10 BTU × 252.1644 = 2521.644001 cal.
BTU to cal conversion table
| BTU (BTU) | calories (cal) |
|---|---|
| 1 BTU | 252.1644 cal |
| 2 BTU | 504.3288 cal |
| 5 BTU | 1260.822 cal |
| 10 BTU | 2521.644001 cal |
| 25 BTU | 6304.110002 cal |
| 50 BTU | 12608.220005 cal |
| 100 BTU | 25216.44001 cal |
| 250 BTU | 63041.100024 cal |
| 500 BTU | 126082.200048 cal |
| 1000 BTU | 252164.400096 cal |
Other btu conversions
Convert to calorie (small) from another unit
BTU to cal — frequently asked
How many calories are in 1 btu?
1 btu = 252.1644 calories (BTU × 252.1644 = cal).
What is the formula to convert btu to calorie (small)?
Multiply your btu value by 252.1644001 to get calorie (small).
How do I convert 10 BTU to calories?
10 BTU = 2521.644001 cal. For 100 BTU the answer is 25216.44001 cal. Use the calculator on this page for any other value.