Energy
Browse Energy conversions1 joule = 0.2390057361 calorie
Precision
How This Conversion Works
Joule and calorie are both used for energy conversions. This page converts 1 joule into 0.2390057361 calorie using the formula shown below.
Use this result for quick checks, comparisons, and everyday reference. For work that depends on exact precision, review the rounding setting and the assumption note before using the number.
The precision controls let you switch between a shorter result, the standard readable result, and scientific notation when the value is very large or very small.
Unit Notes
- joule (J) is the base unit used for energy conversions.
- 1 calorie (cal) equals 4.184 joule.
Conversion Questions
How do you convert joule to calorie?
This page converts joule to calorie using this formula: (1 x 1) / 4.184.
What is 1 joule in calorie?
1 joule equals 0.2390057361 calorie.
How many decimals does this converter show?
Displayed to 10 decimal places, trimmed for readability. The precision buttons can also show a shorter result or scientific notation.
Equivalent Values
1
joule
0.001
kilojoule
0.2390057361
calorie
0.0002390057
kilocalorie
0.0002777778
watt-hour
0.0000002778
kilowatt-hour
0.0009478171
British thermal unit
6241509074460763136
electronvolt
0.0000000095
therm
Nearby Values
0.5 joule
0.1195028681 calorie
1 joule
0.2390057361 calorie
2 joule
0.4780114723 calorie
5 joule
1.1950286807 calorie
10 joule
2.3900573614 calorie
- Formula
- (1 x 1) / 4.184
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Energy units use SI definitions. Calorie is the thermochemical calorie at 4.184 joules. BTU is the International Table BTU.