NiftyRecipe Online energy conversion
kcal/cal 1000 BTU/kJ 1.055056 MJ/kWh 0.277778 kJ/MJ 0.001 MJ/cal 239005.736138 kWh/kcal 860.42065
cal / kJ

150 calories in kilojoule

0.6276 kilojoule

1 cal = 0.004184 kJ · factor

Swap units or open the reverse direction if you need kilojoule back to calorie (about 239.005736 calorie per kilojoule).

Enter a value and click Calculate - opens the page with the new result

Formula: calorie to kilojoule

kJ = cal × 0.004184 (1 CAL = 0.004184 KJ)

Reference values: calorie → kilojoule
cal kJ
1 cal 0.004184 kJ
100 cal 0.4184 kJ
200 cal 0.8368 kJ
500 cal 2.092 kJ
1000 cal 4.184 kJ
2000 cal 8.368 kJ

All amounts for this pair

FAQ for cal → kJ
150 calories in kilojoule

150 calories is 0.6276 kilojoule using the standard food-energy factor on NiftyRecipe.

Package labels, recipe macros and fitness apps often jump between kilocalories and smaller calorie units (or kilojoules). Here the ratio stays constant: 1 calorie = 0.004184 kilojoule, so 150 calories always maps to 0.6276 kilojoule until you change the input. The reverse figure is 1 kilojoule ≈ 239.005736 calorie.

Use the field above to try another portion size, scale a recipe, or match two apps that print different units. Everything on this page stays inside nutrition-style energy units-no length, temperature or other measures mixed in.