تحويل

Kilocalorie to Kilojoule

Food calories are kilocalories. Utility bills use kilowatt-hours. Both are energy units, but in different contexts.

Unit console

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ما الذي تريد تحويله؟

من1 kcal

النتيجة4.184 kJ

Factor1 kcal = 4.184 kJ

Source basisBIPM SI Brochure · NIST Guide to SI Appendix B

Examples

011 kcal = 4.184 kJ

Example value from the reference table. Internal calculation uses stored factors; display output is rounded.

02خطأ شائع

Food calories are kilocalories. Utility bills use kilowatt-hours. Both are energy units, but in different contexts.

03وحدة الأساس: J

1 kcal = 4184 J. Then the value is converted through the base unit J into Kilojoule.

جدول

Kilocalorie	Kilojoule
1	4.184
100	418.4
250	1,046
500	2,092
2,000	8,368

الصيغة

1 kcal = 4184 J. Then the value is converted through the base unit J into Kilojoule.

المصادر

BIPM SI BrochureSI base units, prefixes and official SI context.NIST Guide to SI Appendix BNIST conversion-factor method and non-SI factors.

تحويلات مرتبطة

Kilowatt-hour to JoulekWh → Jالطاقة Joule to Kilowatt-hourJ → kWhالطاقة Kilojoule to KilocaloriekJ → kcalالطاقة British thermal unit to Kilowatt-hourBTU → kWhالطاقة

Search and practice paths

الصيغةجدولExamplesخطأ شائعEveryday/engineeringExcel/CSVمحول دفعيPrint view

kWhEnergy prices, kWh and technical work

Factor origin

Factors come from the stored source family and are not derived from rounded display values.

Rounding rule

UnitCloud keeps calculating with stored factors and rounds only the displayed output by selected precision.

When not to use

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.

Citation

Citation note: UnitCloud, conversion with formula, sources current as of May 2026. الطاقة. Source basis: BIPM SI Brochure · NIST Guide to SI Appendix B.

Common questions

What is the factor for Kilocalorie to Kilojoule?

1 kcal = 4.184 kJ

Which formula does Kilocalorie to Kilojoule use?

1 kcal = 4184 J. Then the value is converted through the base unit J into Kilojoule.

When should I verify the result?

Do not use as the sole basis for official, medical, safety-critical or contractual decisions.