How Many Kilocalories in a BTU?

Quick Answer
1 BTU = 0.25216539 Kilocalories

1 BTU = 0.25216539 kcal

0.252165

≈ 1/4 kcal

Formula

kcal = BTU × 0.25216539

The calculator multiplies each BTU value by 0.25216539. For the reverse direction, divide kcal by 0.25216539; equivalently, 1 kcal = 3.9656512 BTU.

Conversion Table

BTUs (BTU)Kilocalories (kcal)
1 BTU0.25216539 kcal
2 BTU0.50433078 kcal
5 BTU1.260827 kcal
10 BTU2.5216539 kcal
20 BTU5.0433078 kcal
50 BTU12.60827 kcal
100 BTU25.216539 kcal
500 BTU126.0827 kcal
1,000 BTU252.16539 kcal

Worked Examples

Convert 5 BTU to kcal:
5 BTU × 0.25216539 = 1.260827 kcal
Convert 10 BTU to kcal:
10 BTU × 0.25216539 = 2.5216539 kcal
Convert 50 BTU to kcal:
50 BTU × 0.25216539 = 12.60827 kcal

FAQ

How many Kilocalories are in 1 BTU?
There are 0.25216539 Kilocalories in 1 BTU. Formula: kcal = BTU × 0.25216539.
How to convert BTUs to Kilocalories?
To convert BTUs to Kilocalories, multiply the number of BTUs by 0.25216539. For example, 10 BTU = 2.5216539 kcal.
How many Kilocalories are in 100 BTUs?
There are 25.216539 Kilocalories in 100 BTUs. Calculation: 100 × 0.25216539 = 25.216539.