Quick answer: 1 Kilocalorie (kcal) in Calorie
1 kcal equals 1000 cal. To convert Kilocalorie (kcal) to Calorie, multiply by 1000 using the free calculator above — no signup needed.
Energy & Work units
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About Energy & Work Converter
The Energy & Work Converter converts between 7 different units, including Joule, Kilojoule, Calorie, Kilocalorie (kcal), Watt-hour (Wh). The base unit is the Joule, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Joule = 0.001 Kilojoule, 0.239006 Calorie, 0.000239006 Kilocalorie (kcal).
Scale of this category: the smallest unit is the Joule (J) and the largest is the Kilowatt-hour (kWh) (kWh).
Last updated: 2026-09-15
Energy & Work conversion factors
| Unit | Symbol | Value in Joule |
|---|---|---|
| Joule | J | 1 J = 1 J |
| Kilojoule | kJ | 1 kJ = 1000 J |
| Calorie | cal | 1 cal = 4.184 J |
| Kilocalorie (kcal) | kcal | 1 kcal = 4184 J |
| Watt-hour (Wh) | Wh | 1 Wh = 3600 J |
| Kilowatt-hour (kWh) | kWh | 1 kWh = 3600000 J |
| BTU | BTU | 1 BTU = 1055.06 J |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 Kilocalorie (kcal) in Calorie?
- Multiply 1 by the conversion factor 1000
- 1 Kilocalorie (kcal) = 1000 Calorie
How much is 5 Kilocalorie (kcal) in Calorie?
- Multiply 5 by the conversion factor 1000
- 5 Kilocalorie (kcal) = 5000 Calorie
How much is 25 Kilocalorie (kcal) in Calorie?
- Multiply 25 by the conversion factor 1000
- 25 Kilocalorie (kcal) = 25000 Calorie
Quick Conversion Reference Table
| Kilocalorie (kcal) (kcal) | Calorie (cal) |
|---|---|
| 1 kcal (Kilocalorie (kcal)) | 1000 cal (Calorie) |
| 2 kcal (Kilocalorie (kcal)) | 2000 cal (Calorie) |
| 5 kcal (Kilocalorie (kcal)) | 5000 cal (Calorie) |
| 10 kcal (Kilocalorie (kcal)) | 10000 cal (Calorie) |
| 20 kcal (Kilocalorie (kcal)) | 20000 cal (Calorie) |
| 50 kcal (Kilocalorie (kcal)) | 50000 cal (Calorie) |
| 100 kcal (Kilocalorie (kcal)) | 100000 cal (Calorie) |
| 500 kcal (Kilocalorie (kcal)) | 500000 cal (Calorie) |
| 1000 kcal (Kilocalorie (kcal)) | 1000000 cal (Calorie) |
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How to Use This Converter
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FAQ
How much is 1 Kilocalorie (kcal) in Calorie?
1 Kilocalorie (kcal) = 1000 Calorie.
How do I convert Kilocalorie (kcal) to Calorie?
Enter your value in Kilocalorie (kcal) into the converter above and the result in Calorie appears instantly. 1 kcal equals 1000 cal — just multiply your value by 1000.
What is the formula for Kilocalorie (kcal) to Calorie?
The formula is: value in Calorie = value in Kilocalorie (kcal) × 1000. For example, 5 kcal × 1000 = 5000 cal.
Is this Kilocalorie (kcal) to Calorie converter free and accurate?
Yes. This Kilocalorie (kcal) to Calorie converter is 100% free, uses the exact international conversion factor (1000), and works on any device with no signup.
How do I convert Calorie back to Kilocalorie (kcal)?
To convert back, divide by 1000 (or multiply by 0.001). You can also use our dedicated How Many Kilocalorie (kcal) in 1 Calorie? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Energy & Work units are supported?
This converter supports 7 units: Joule, Kilojoule, Calorie, Kilocalorie (kcal), Watt-hour (Wh), Kilowatt-hour (kWh), BTU.