Convert Calorie to BTU

Please provide values below to convert Calorie [cal] to BTU [BTU], or vice versa.

From: Calorie (cal)

To: BTU (BTU)

How to Convert Calorie to BTU

1 Calorie (cal) = 0.003965651243 BTU (BTU)

1 BTU (BTU) = 252.165392 Calorie (cal)

Example: convert 15 Calorie (cal) to BTU (BTU):
15 Calorie (cal) = 15 × 0.003965651243 BTU (BTU) = 0.05948476864 BTU (BTU)

A calorie equals 4.184 joules. It is the energy needed to raise 1 gram of water by 1°C.