Thermochemical kilocalories to Kilojoules
1 kcal = 4.184 kJ. Edit either value to convert instantly.
Conversion formula
kJ = kcal × (4,184) × (0.001)1 kcal = 4.184 kJ
thermochemical kilocalorie (kcal)
Thermochemical kilocalorie is a unit of energy: 1 kcal = 4,184 J. A food Calorie means 1 kcal, equal to 1,000 thermochemical calories.
Source: NIST SP 811, Appendix B.9: conversion factors by quantity
kilojoule (kJ)
Kilojoule is a unit of energy: 1 kJ = 1,000 J.
Source: BIPM, The International System of Units (SI), 9th edition
Conversion table
| kcal | kJ |
|---|---|
| = 4.184 | |
| = 8.368 | |
| = 20.92 | |
| = 41.84 | |
| = 62.76 | |
| = 83.68 | |
| = 104.6 | |
| = 125.52 | |
| = 167.36 | |
| = 188.28 |
| kcal | kJ |
|---|---|
| = 209.2 | |
| = 251.04 | |
| = 292.88 | |
| = 334.72 | |
| = 376.56 | |
| = 418.4 | |
| = 627.6 | |
| = 669.44 | |
| = 711.28 | |
| = 753.12 |
Frequently asked questions
How many kilojoules are in 1 thermochemical kilocalorie?
1 kcal = 4.184 kJ. kJ = kcal × (4,184) × (0.001)
How do I convert kcal to kJ?
kJ = kcal × (4,184) × (0.001)
Is 1 thermochemical kilocalorie bigger than 1 kilojoule?
1 kcal = 4.184 kJ.
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