Convert Kilojoule to Kilocalories (kJ to kcal)
Kilojoule (kJ) and Kilocalories (kcal) are both units of energy. With the conversion form below, you can effortlessly and accurately convert kilojoule to kilocalories. This free online calculator tool makes it simple and easy to perform the conversion from kJ unit to the kcal unit.
Kilojoule to Kilocalories conversion
Kilojoule to Kilocalories Conversion Formula
One Kilojoule is equal to 0.239005736138 Kilocalories.
Formula: 1 kJ = 0.239005736138 kcal
By using this conversion factor, you can easily convert any energy measurement from kilojoule unit to kilocalories unit with precision.
How to Convert kJ to kcal?
Converting from kJ to kcal is a straightforward process. Follow these steps to ensure accurate conversions from kilojoule to kilocalories:
- Select the Kilojoule Value: Start by determining the kilojoule (kJ) value you want to convert into kilocalories (kcal). This is your starting point.
- Multiply by the Conversion Factor: To calculate kilojoule to equivalent kilocalories amount, multiply the selected kJ value by 0.239005736138.
- Illustration of Multiplication:
- 1 kJ = 0.239005736138 kcal
- 10 kJ = 2.390057361 kcal
- 100 kJ = 23.900573614 kcal
- Find the Conversion Result: The result of this multiplication is your converted value in kilocalories unit. This represents the same energy but in a different unit.
- Save Your Kilocalories Value: After converting, remember to save the result. This value represents the energy you initially measured, now expressed in kilocaloriess.
- Alternative Method – Division: If you prefer not to multiply, you can achieve the same conversion by dividing the kilojoule value by 4.184. This alternative method also gives you the correct energy in kilocaloriess.
- Illustration of Division:
- kcal = kj ÷ 4.184
What is Energy?
Energy is the capacity of a physical system to do work or produce heat. The SI unit is the joule (J), defined as the work done when a force of one newton is applied over one metre (1 J = 1 N·m = 1 kg·m²/s²). Other important units include the kilowatt-hour (kWh)—used on electricity bills (1 kWh = 3.6 MJ)—the calorie (cal)—used in nutrition (1 food Calorie = 1 kcal = 4,184 J)—and the electronvolt (eV), used in atomic and particle physics (1 eV = 1.602 × 10⁻¹⁹ J).
What is Kilojoule?
The kilojoule (kJ) is an SI-derived unit of energy equal to 1,000 joules (J). It is widely used to measure mechanical work, heat, electrical energy, chemical energy, and food energy. The kilojouleis commonly used in science, engineering, and nutrition because it expresses larger energy values more conveniently than the joule.
What is Kilocalories?
Kilocalories (kcal): Understanding a Unit of Energy
Kilocalories, often abbreviated as "kcal," are a unit of energy commonly used to measure the energy content of food and quant......(Read more on Kilocalories).
Some Kilojoule to Kilocalories conversions
- 0.1 kJ = 0.023900573614 kcal
- 0.2 kJ = 0.047801147228 kcal
- 0.3 kJ = 0.071701720841 kcal
- 0.4 kJ = 0.095602294455 kcal
- 0.5 kJ = 0.119502868069 kcal
- 0.6 kJ = 0.143403441683 kcal
- 0.7 kJ = 0.167304015296 kcal
- 0.8 kJ = 0.19120458891 kcal
- 0.9 kJ = 0.215105162524 kcal
- 1 kJ = 0.239005736138 kcal
- 2 kJ = 0.478011472275 kcal
- 3 kJ = 0.717017208413 kcal
- 4 kJ = 0.956022944551 kcal
- 5 kJ = 1.195028681 kcal
- 6 kJ = 1.434034417 kcal
- 7 kJ = 1.673040153 kcal
- 8 kJ = 1.912045889 kcal
- 9 kJ = 2.151051625 kcal
- 10 kJ = 2.390057361 kcal
- 20 kJ = 4.780114723 kcal
- 30 kJ = 7.170172084 kcal
- 40 kJ = 9.560229446 kcal
- 50 kJ = 11.950286807 kcal
- 60 kJ = 14.340344168 kcal
- 70 kJ = 16.73040153 kcal
- 80 kJ = 19.120458891 kcal
- 90 kJ = 21.510516252 kcal
- 100 kJ = 23.900573614 kcal

Kilojoule to Kilocalories Examples
Example 1:
Convert 0.1 Kilojoule energy to Kilocalories unit.
Solution:
We know that one Kilojoule is equivalent to 0.239005736138 Kilocalories.
Therefore,
0.1 kJ = 0.1 x 0.239005736138 kcal.
0.1 kJ = 0.023900573614 kcal.
Hence, 0.1 Kilojoule is approximately equal to 0.023900573614 Kilocalories.
Example 2:
Convert 9 Kilojoule energy to Kilocalories unit.
Solution:
We know that one Kilojoule is equivalent to 0.239005736138 Kilocalories.
Therefore,
9 kJ = 9 x 0.239005736138 kcal.
9 kJ = 2.151051625 kcal.
Hence, 9 Kilojoule is approximately equal to 2.151051625 Kilocalories.
Frequently Asked Questions
How do you convert kJ to kcal formula?
The main formula for the conversion of the kJ value to kcal amount is to multiply the kJ value by 0.239005736138.
There are 0.239005736138 Kilocalories in 1 Kilojoule.To convert from Kilojoule to Kilocalories, multiply your figure by 0.239005736138 (or divide by 4.184).
What is the relation between Kilojoule and Kilocalories?
The relationship between Kilojoule and Kilocalories is given as follows: 1 kJ = 0.239005736138 kcal
What is the value of 1 Kilojoule in equivalent Kilocalories?
1 Kilojoule energy is equivalent to 0.239005736138 Kilocalories energy.
What is the kilojoule in kilocalories?
1 kilojoule equals 0.239005736138 kilocaloriess.
What is the value of 15 Kilojoule in Kilocaloriess?
We know that 1 Kilojoule is equal to 0.239005736138 Kilocalories, multiply 15 by 0.239005736138 Kilocalories. Therefore, 15 Kilojoule = 15 x 0.239005736138 Kilocalories, 15 kJ = 3.585086042 kcal. Hence, the value of 15 Kilojoule in Kilocalories is 3.585086042 kcal.
What Energy is 1 kcal?
The Energy of 1 kcal spans 4.184 Kilojoule.
1 kJ how much kilocalories?
1 Kilojoule (kJ) corresponds to 0.239005736138 Kilocalories (kcal).
Kilojoule to Other Unit Conversions
- kJ to Attojoule
- kJ to Barrel of Oil Equivalent
- kJ to British thermal unit (IT)
- kJ to Btu (th)
- kJ to Calorie