1 kilocalorie (kcal) = 1,000 calories (cal). To convert, multiply by 1,000: cal = kcal × 1,000. For example, 5 kcal = 5,000 cal.
cal = kcal × 1,000
Kilocalories to calories table
| Kilocalories (kcal) | Calories (cal) |
|---|---|
| 1 | 1,000 |
| 2 | 2,000 |
| 3 | 3,000 |
| 4 | 4,000 |
| 5 | 5,000 |
| 10 | 10,000 |
| 20 | 20,000 |
| 25 | 25,000 |
| 50 | 50,000 |
| 100 | 100,000 |
| 250 | 250,000 |
| 500 | 500,000 |
| 1,000 | 1,000,000 |
The two units
Kilocalorie (kcal). One thousand calories: the "Calorie" on food labels.
Calorie (cal). The thermochemical calorie, exactly 4.184 joules. Food "Calories" are kilocalories.
Because both units are defined in terms of the same base unit, the factor 1,000 is exact, not a rounded measurement.
Convert kilocalories to other units
- Kilocalories to joules — 1 kcal = 4,184 J
- Kilocalories to kilojoules — 1 kcal = 4.184 kJ
- Kilocalories to watt-hours — 1 kcal = 1.162222222 Wh
- Kilocalories to kilowatt-hours — 1 kcal = 0.0011622222 kWh
- Kilocalories to British thermal units — 1 kcal = 3.965666831 BTU
- Kilocalories to electronvolts — 1 kcal = 2.611447e+22 eV
Convert other units to calories
Questions people ask
- How many calories are in a kilocalorie?
- 1,000, exactly.
- How do you convert kilocalories to calories?
- cal = kcal × 1,000. It is the same as dividing by 0.001.
- How do you convert calories back to kilocalories?
- kcal = cal ÷ 1,000. See calories to kilocalories.
Results use the legal definitions of each unit and are checked against the Pint unit library. Display rounds to 10 significant digits. All unit conversions · More tools
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