Calories to BTUs Converter

Instantly convert Calories (cal) to BTUs (BTU). Free online converter with formula and table.

cal
BTU
1 cal = 0.0039656512 BTU
1 Calorie = 0.0039656512 btus
1 BTU = 252.1654 calories

Calories to BTUs Conversion Table

Calories (cal)BTUs (BTU)
10.0039656512
20.0079313025
30.011897
40.015863
50.019828
100.039657
150.059485
200.079313
250.099141
500.198283
1000.396565
5001.9828
1,0003.9657

How to Convert Calories to BTUs

BTU = cal × 0.0039656512

Example

Convert 10 calories to btus:

10 cal × 0.0039656512 = 0.039657 BTU

About These Units

Frequently Asked Questions

How many BTUs are in a Calorie?

There are 0.0039656512 BTUs in one Calorie.

How do I convert Calories to BTUs?

To convert Calories to BTUs, multiply the value in Calories by 0.0039656512. For example, 10 Calories = 10 × 0.0039656512 = 0.039657 BTUs.

What is the formula to convert Calories to BTUs?

The formula is: BTUs (BTU) = Calories (cal) × 0.0039656512

How do I convert BTUs back to Calories?

To convert BTUs to Calories, multiply by 252.1654 (or divide by 0.0039656512).