Calories to Joules Conversion (cal to J)

Published: 6/19/2021 Last updated: 6/19/2021

Warning: The energy needed to increase the temperature of 1 g of water by 1 °C varies depending on the starting temperature, and is in any case difficult to measure precisely. In this page we use the Thermochemical calorie = 4.184 joules

Calories	Joules
1	4.184
2	8.368
3	12.552
4	16.736
5	20.92
6	25.104
7	29.288
8	33.472
9	37.656
10	41.84
15	62.76
20	83.68
25	104.6
30	125.52
35	146.44
40	167.36
45	188.28
50	209.2
60	251.04
70	292.88
80	334.72
90	376.56
100	418.4
150	627.6
200	836.8
250	1046
500	2092
1000	4184

Joules	Calories
1	0.239005736137667
2	0.478011472275335
3	0.717017208413002
4	0.956022944550669
5	1.19502868068834
6	1.434034416826
7	1.67304015296367
8	1.91204588910134
9	2.15105162523901
10	2.39005736137667
15	3.58508604206501
20	4.78011472275335
25	5.97514340344168
30	7.17017208413002
35	8.36520076481836
40	9.56022944550669
45	10.755258126195
50	11.9502868068834
60	14.34034416826
70	16.7304015296367
80	19.1204588910134
90	21.5105162523901
100	23.9005736137667
150	35.8508604206501
200	47.8011472275335
250	59.7514340344168
500	119.502868068834
1000	239.005736137667