Convert calories to kilojoules

Calories to kilojoules. Enter a value to convert, or use the calories to kilojoules chart further down the page.

1 cal = 0.004184 kJ

1 calorie equals 0.004184 kilojoules. Going the other way, 1 kilojoule = 239.0057361 calories.

How to convert calories to kilojoules

To convert calories to kilojoules, multiply the calorie value by 0.004184. You can also divide by 239.0057361 to get the same answer.

kJ = cal × 0.004184

Convert 15 cal to kilojoules:

15 cal = 0.06276 kJ

Use this calories to kilojoules table for quick reference without typing anything.

The thermochemical calorie is defined as exactly 4.184 joules. Note that the “calories” on food labels are actually kilocalories.

The kilojoule is 1,000 joules and is the food-energy unit on nutrition labels outside the United States.

How many kilojoules are in a calorie?

1 calories equals 0.004184 kilojoules. Going the other way, 1 kilojoules is 239.0057361 calories.

How do you convert calories to kilojoules?

To convert calories to kilojoules, multiply the calorie value by 0.004184. You can also divide by 239.0057361 to get the same answer.

What is 10 calories in kilojoules?

10 calories equals 0.04184 kilojoules. The conversion chart on this page lists the other values people look up most often.