Energy

Kilocalories to kilojoules Converter

Convert kilocalorie to kilojoule instantly.

FormulakJ = kcal × 4.184
Sources and methodology1 kcal = 4.184 kJ — exactly. exactly

Quick conversion table

kilocaloriekilojoule
1 kcal4.184 kJ
10 kcal41.84 kJ
100 kcal418.4 kJ
500 kcal2092 kJ
1000 kcal4184 kJ
5000 kcal20920 kJ
10000 kcal41840 kJ
100000 kcal418400 kJ

Unit definitions

kilocalorie (kcal)

kilocalorie is a unit of Energy. In this converter it is defined against the category base unit as 1 kcal = 4184 J.

kilojoule (kJ)

kilojoule is a unit of Energy. In this converter it is defined against the category base unit as 1 kJ = 1000 J.

Example

10 kcal = 41.84 kJ

Sources and methodology

Definitions: BIPM SI Brochure and NIST conversion guidance. Methodology.