Convert 1 Calorie to Gigajoule (1 cal to GJ)
Looking to convert 1 calorie (cal) to gigajoule (GJ)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Calorie and Gigajoule and how to calculate conversions manually or using online tools.

Looking to convert 1 calorie (cal) to gigajoule (GJ)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Calorie and Gigajoule and how to calculate conversions manually or using online tools.
What is Calorie to Gigajoule Conversion?
Calorie (cal) and gigajoule (GJ) are both units used to measure energy, but they serve different purposes depending on the scale of the measurement. If you ever need to convert calorie to gigajoule, knowing the exact conversion formula is essential.
Cal to gj Conversion Formula:
One Calorie is equal to 0.000000004184 Gigajoule.
Formula: 1 cal = 0.000000004184 GJ
By using this conversion factor, you can easily convert any energy from calorie to gigajoule with precision.
Convert 1 Calorie to Gigajoule
To convert 1 calorie to gigajoule, multiply the value by 0.000000004184 since:
1 calorie = 0.000000004184 gigajoule
So:
1 × 0.000000004184 = 0.000000004184
Result: 1 calorie = 0.000000004184 gigajoule
Reverse Conversion
Need the reverse result? You can also convert gigajoule back to calorie by dividing 0.000000004184:
0.000000004184 gigajoule ÷ 0.000000004184 = 1 calorie
For more, visit: Gigajoule to Calorie
Explore Related Conversion Tool
This page focuses specifically on converting 1 Calorie to Gigajoule. If you're looking to convert a different value, you can use our general conversion tool:
Frequently Asked Questions
What is 1 calorie in gigajoule?
1 calorie is equal to 0.000000004184 gigajoule.
How do I convert calorie to gigajoule?
Multiply the value in calorie by 0.000000004184 to get the equivalent in gigajoule.