Convert kilojoule to kilocalorie
1 kJ = 0.2390057361 kcal
1 kJ = 0.239 kcal
1 kJ in every energy unit
| joule | 1,000 J |
| kilojoule | 1 kJ |
| megajoule | 0.001 MJ |
| calorie | 239 cal |
| kilocalorie | 0.239 kcal |
| watt-hour | 0.278 Wh |
| kilowatt-hour | 0.000278 kWh |
| British thermal unit | 0.948 BTU |
| foot-pound | 738 ft⋅lb |
| electron volt | 6.24e+21 eV |
| kiloelectron volt | 6.24e+18 keV |
| megaelectron volt | 6.24e+15 MeV |
How the conversion works
Multiply by 0.2390057361 to go from kilojoule to kilocalorie, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? kilocalorie to kilojoule — 1 kcal = 4.184 kJ.
kilojoule to kilocalorie — common values
| 1 kJ | 0.23900574 kcal |
| 2 kJ | 0.47801147 kcal |
| 3 kJ | 0.71701721 kcal |
| 5 kJ | 1.1950287 kcal |
| 10 kJ | 2.3900574 kcal |
| 15 kJ | 3.585086 kcal |
| 20 kJ | 4.7801147 kcal |
| 25 kJ | 5.9751434 kcal |
| 50 kJ | 11.950287 kcal |
| 75 kJ | 17.92543 kcal |
| 100 kJ | 23.900574 kcal |
| 250 kJ | 59.751434 kcal |
| 500 kJ | 119.50287 kcal |
| 1000 kJ | 239.00574 kcal |