Calories to Joules Converter

Convert calories to joules instantly for nutrition, physics, and energy calculations

Calories (cal)

Joules (J)

Quick Reference

1 cal

= 4.184 J

10 cal

= 41.84 J

100 cal

= 418.4 J

1000 cal

= 4184 J

This converter helps you convert between calories and joules. One calorie equals exactly 4.184 joules.

Conversion Formula:
Joules = Calories × 4.184
Calories = Joules ÷ 4.184