Convert 1000 Kilocalories to Kilojoules

Convert between Calories (kcal) and kJ with step-by-step calculation. 1 Calories (kcal) = 4.184 kJ.

Calories (kcal) to kJ

From Calories (kcal)

To kJ

Answer

1000 calories (kcal) = 4184 kJ

Step 1 — Conversion factor

1 calorie (kcal) = 4.184 kJ

To convert calories (kcal) to kJ, multiply by 4.184.

Step 2 — Calculate

1000 kcal × 4.184 kJ1 kcal

= 1000 × 4.184

= 4184 kJ

1000 calories (kcal) = 4184 kJ

Calories (kcal) to kJ conversion table

Calories (kcal)	kJ
1	4.184
2	8.368
5	20.92
10	41.84
25	104.6
50	209.2
100	418.4
250	1046
500	2092
1000	4184

How to Convert Calories (kcal) to kJ

To convert Calories (kcal) to kJ, use the conversion factor: 1 Calories (kcal) = 4.184 kJ. Enter any value above and click Convert to see the step-by-step calculation.

Formula

Multiply or divide the value by the conversion factor to get the result. The calculator shows every step of the arithmetic.

Frequently Asked Questions

How many kJ are in 1 Calories (kcal)?

1 Calories (kcal) = 4.184 kJ.

What category is this conversion?

This is a Energy conversion.

Complete list of Calories (kcal) conversions