BTU to cal
Convert British Thermal Unit to Calorie
Convert British Thermal Unit to Calorie instantly with the tool above. The conversion factor is 252.16440072, meaning 1 british thermal unit equals 252.16440072 calories. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 British Thermal Unit = 252.16440072 calories
1 Calorie = 0.00396567 British thermal units
Quick reference
Common British thermal units converted to calories at a glance.
| BTU | cal |
|---|---|
| 1 | 252.16440072 |
| 2 | 504.32880144 |
| 5 | 1,260.82200361 |
| 10 | 2,521.64400722 |
| 25 | 6,304.11001804 |
| 50 | 12,608.22003609 |
| 100 | 25,216.44007218 |
| 500 | 126,082.2003609 |
| 1,000 | 252,164.4007218 |
How to convert British thermal units to calories
To convert a value from British thermal units to calories, multiply the british thermal unit value by 252.16440072 calories. For example, 10 British thermal units × that factor = 2,521.64400722 calories.
This british thermal unit to calorie converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many calories are in 1 british thermal unit?+
1 british thermal unit is equal to 252.16440072 calories.
How do you convert British thermal units to calories?+
To convert British thermal units to calories, multiply the british thermal unit value by 252.16440072. For example, 10 British thermal units × 252.16440072 = 2,521.64400722 calories.
What is the formula to convert British thermal units to calories?+
British Thermal Unit → Calorie: value × 252.16440072. Equivalently, 1 british thermal unit = 252.16440072 calories.
Is this British Thermal Unit to Calorie converter free to use?+
Yes. This british thermal unit to calorie converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.
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