Calorie to BTU Converter
Convert Calories to BTUs
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How to Convert Calories to BTUs
To convert calories to British Thermal Units (BTU), multiply the number of calories by 0.00396567. This is because 1 calorie is equal to 4.184 joules, and 1 BTU is equal to 1055.06 joules.
Formula
BTUs = Calories × 0.00396567
or
BTU = cal × 0.00396567
Step-by-step process
- Take the measurement in calories
- Multiply that number by 0.00396567
- The result is the equivalent energy in BTUs
Examples
- 500 calories = 500 × 0.00396567 = 1.98 BTUs
- 1,000 calories = 1,000 × 0.00396567 = 3.97 BTUs
- 5,000 calories = 5,000 × 0.00396567 = 19.83 BTUs
Common Calories to BTUs Conversions
Here is a table of common conversions for quick reference:
| Calories (cal) | BTUs | Calories (cal) | BTUs |
|---|---|---|---|
| 100 | 0.3966 | 5,000 | 19.828 |
| 250 | 0.9914 | 10,000 | 39.657 |
| 500 | 1.9828 | 25,000 | 99.142 |
| 1,000 | 3.9657 | 50,000 | 198.28 |
| 2,500 | 9.9142 | 100,000 | 396.57 |
Other conversions from calories
Calories can be converted to various other units of energy. Here are some common conversions:
Frequently Asked Questions
How many calories are in a BTU?
There are 252.164 calories in one British Thermal Unit (BTU).