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Convert BTU to calories. Completely free.
1 BTU is 252.1644 calories. Type any value below for the exact answer. It all happens in this tab, with no account and no paid version.
BTU to calories converter
1 BTU=252.1644 calories
Formulacalories = BTU × 252.1644
How to convert BTU to calories
- Type a value, or a question like the one already filled in.
- The result appears as you type, alongside every related unit.
- Copy it.
Energy chart
| BTU | Calories |
|---|---|
| 1 | 252.1644 |
| 2 | 504.3288 |
| 5 | 1,260.822 |
| 10 | 2,521.644 |
| 25 | 6,304.11 |
| 50 | 12,608.22 |
| 100 | 25,216.44 |
| 1,000 | 252,164.4 |
Questions
Is this BTU to calories converter really free?
Yes, completely. Every tool and every format is free, and there's no paid version, account, watermark or daily limit.
Does anything get sent to a server?
No. It all runs in your browser, so it keeps working once the page has loaded, even offline.
How do I convert BTU to calories?
Use calories = BTU × 252.1644. 1 BTU is 252.1644 calories. Type any value in the converter above, or a plain question like "5 btu in cal".
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