Kilocalorie to Kilojoule Conversion Calculator

Convert kilocalories to kilojoules quickly and easily with our free online calculator.

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About this Converter

This free kilocalories to kilojoules converter provides quick and accurate conversions between energy measurements. Simply enter a value in kilocalories and get the equivalent in kilojoules instantly.

How to Convert Kilocalorie to Kilojoule

To convert from kilocalories to kilojoules, use the conversion calculator above. The calculator uses the precise conversion ratio automatically.

Common Conversions

  • Various kilocalories values convert to kilojoules
  • Use the calculator above for precise conversions
  • Results are calculated automatically based on the conversion rate

How to Use

  1. Enter the number of kilocalories in the input field
  2. Select your desired units from the dropdowns if needed
  3. The result in kilojoules will be calculated automatically

About the Conversion

The kilocalorie to kilojoule conversion is used within the metric system. Both units are part of the metric system used worldwide for measuring energy. This conversion is commonly used in science, engineering, and everyday measurements in most countries.

Set the calculator to your desired defaults above, then copy the code below.

Or set custom default values:

Kilocalorie to Kilojoule Conversion Table

Common Kilocalories to Kilojoules conversions:

Common Kilocalorie to Kilojoule conversion values
Kilocalories (kcal) Kilojoules (kJ)
1 4.184
2 8.368
3 12.552
4 16.736
5 20.92
10 41.84
15 62.76
20 83.68
25 104.6
50 209.2
75 313.8
100 418.4
250 1,046
500 2,092
1,000 4,184

Frequently Asked Questions

How many kilojoules are in 1 kilocalorie?
There are 4.184 kilojoules in 1 kilocalorie.
How do you convert kilocalories to kilojoules?
To convert kilocalories to kilojoules, multiply the number of kilocalories by 4.184. For example, 5 kilocalories = 20.92 kilojoules.
How many kilocalories are in 1 kilojoule?
There are 0.239 kilocalories in 1 kilojoule.

Energy Conversion Table

Select a conversion from the table below. Click any cell to convert between units.

From / To British Thermal Unit Calorie Foot Pound Joule Kilocalorie Kilojoule Kilowatt Hour Watt Hour
British Thermal Unit — British Thermal Unit to Calorie British Thermal Unit to Foot Pound British Thermal Unit to Joule British Thermal Unit to Kilocalorie British Thermal Unit to Kilojoule British Thermal Unit to Kilowatt Hour British Thermal Unit to Watt Hour
Calorie Calorie to British Thermal Unit — Calorie to Foot Pound Calorie to Joule Calorie to Kilocalorie Calorie to Kilojoule Calorie to Kilowatt Hour Calorie to Watt Hour
Foot Pound Foot Pound to British Thermal Unit Foot Pound to Calorie — Foot Pound to Joule Foot Pound to Kilocalorie Foot Pound to Kilojoule Foot Pound to Kilowatt Hour Foot Pound to Watt Hour
Joule Joule to British Thermal Unit Joule to Calorie Joule to Foot Pound — Joule to Kilocalorie Joule to Kilojoule Joule to Kilowatt Hour Joule to Watt Hour
Kilocalorie Kilocalorie to British Thermal Unit Kilocalorie to Calorie Kilocalorie to Foot Pound Kilocalorie to Joule — Kilocalorie to Kilojoule Kilocalorie to Kilowatt Hour Kilocalorie to Watt Hour
Kilojoule Kilojoule to British Thermal Unit Kilojoule to Calorie Kilojoule to Foot Pound Kilojoule to Joule Kilojoule to Kilocalorie — Kilojoule to Kilowatt Hour Kilojoule to Watt Hour
Kilowatt Hour Kilowatt Hour to British Thermal Unit Kilowatt Hour to Calorie Kilowatt Hour to Foot Pound Kilowatt Hour to Joule Kilowatt Hour to Kilocalorie Kilowatt Hour to Kilojoule — Kilowatt Hour to Watt Hour
Watt Hour Watt Hour to British Thermal Unit Watt Hour to Calorie Watt Hour to Foot Pound Watt Hour to Joule Watt Hour to Kilocalorie Watt Hour to Kilojoule Watt Hour to Kilowatt Hour —