NiftyRecipe Online energy conversion
cal/BTU 0.003966 MJ/kJ 1000 kJ/cal 239.005736 cal/MJ 0.000004 kWh/kJ 3600 cal/kJ 0.004184
MJ / kcal

Megajoule to Kilocalorie converter

1 MJ = 239.005736 kcal

This is the Megajoule to Kilocalorie converter. The factor is fixed: 1 MJ = 239.0057361376673 kcal. Open a common amount below, or type any value — only selected amounts are indexed.

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

Common values

kilocalorie to megajoule 2 megajoules in kilocalorie 5 megajoules in kilocalorie 10 megajoules in kilocalorie 20 megajoules in kilocalorie 25 megajoules in kilocalorie 50 megajoules in kilocalorie 75 megajoules in kilocalorie 100 megajoules in kilocalorie 120 megajoules in kilocalorie 150 megajoules in kilocalorie

Same amount, other units

1 megajoule → BTU 1 megajoule → cal 1 megajoule → kJ 1 megajoule → kWh
Formula: megajoule to kilocalorie

kcal = MJ × 239.005736 (1 MJ = 239.005736 KCAL)

Reference values: megajoule → kilocalorie
MJ kcal
1 MJ 239.005736 kcal
100 MJ 23900.573614 kcal
200 MJ 47801.147228 kcal
500 MJ 119502.868069 kcal
1000 MJ 239005.736138 kcal
2000 MJ 478011.472275 kcal
Common conversions
1 MJ → 239.005736 kcal 2 MJ → 478.011472 kcal 5 MJ → 1195.028681 kcal 10 MJ → 2390.057361 kcal 20 MJ → 4780.114723 kcal 25 MJ → 5975.143403 kcal 50 MJ → 11950.286807 kcal 75 MJ → 17925.43021 kcal 100 MJ → 23900.573614 kcal 120 MJ → 28680.688337 kcal 150 MJ → 35850.860421 kcal 200 MJ → 47801.147228 kcal
FAQ for MJ → kcal
How much is 1 megajoule in kilocalorie?

239.005736 kilocalorie (1 megajoule = 239.005736 kilocalorie).

How many kJ in 1 MJ?

Exactly 1000 kJ. Larger or mixed conversions still follow the fixed chain used by the calculator.

When is MJ more practical than kJ?

For larger totals-process energy, some statistical tables. Food labels usually stay in kJ or kcal.

Manual formula?

kcal = MJ × 239.005736 (1 MJ = 239.005736 KCAL)

Reverse factor?

1 kilocalorie ≈ 0.004184 megajoule.

How the Megajoule to Kilocalorie converter works

This hub describes the pair, not a single number. Pages like 1, 10 or 100 Megajoule answer exact searches.

NiftyRecipe uses thermochemical energy factors (for example 1 kcal = 4184 J). Results do not change with the time of day.