Please provide values below to convert Calorie [cal] to Kilojoule [kJ], or vice versa.
1 Calorie (cal) = 0.004184 Kilojoule (kJ)
1 Kilojoule (kJ) = 239.0057361 Calorie (cal)
Example: convert 15 Calorie (cal) to Kilojoule (kJ):
15 Calorie (cal) = 15 × 0.004184 Kilojoule (kJ) = 0.06276 Kilojoule (kJ)
A calorie equals 4.184 joules. It is the energy needed to raise 1 gram of water by 1°C.
| Calorie [cal] | Kilojoule [kJ] |
|---|---|
| 1 cal | 0.004184 kJ |
| 2 cal | 0.008368 kJ |
| 5 cal | 0.02092 kJ |
| 10 cal | 0.04184 kJ |
| 20 cal | 0.08368 kJ |
| 50 cal | 0.2092 kJ |
| 100 cal | 0.4184 kJ |
| 200 cal | 0.8368 kJ |
| 500 cal | 2.092 kJ |
| 1000 cal | 4.184 kJ |
Enter the input value, choose source and target units, and read the converted result shown instantly.
Converted Value = Input Value × (From Unit Factor / To Unit Factor). For non-linear domains, category-specific standard formulas are applied.
If 1 source unit equals 1000 target units, then 2 source units equal 2000 target units. Use the live converter above for exact values.
Q: Is this conversion accurate?
A: Yes, it uses fixed reference factors or tested standard formulas.
Q: Can I reverse the conversion?
A: Yes, swap the units or use the reverse conversion direction.