Watt-hours to kilocalories (food Calorie) converter
Convert watt-hours (Wh) to kilocalories (food Calorie) (kcal).
Energy converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
Wh
esc
JouleJ
KilojoulekJ
MegajouleMJ
Watt-hourWh
Kilowatt-hourkWh
Thermochemical caloriecal
Kilocalorie (food Calorie)kcal
BTU (international table)BTU (IT)
ElectronvolteV
No units found. Try a name or symbol.
0.8604206501
kcal
esc
JouleJ
KilojoulekJ
MegajouleMJ
Watt-hourWh
Kilowatt-hourkWh
Thermochemical caloriecal
Kilocalorie (food Calorie)kcal
BTU (international table)BTU (IT)
ElectronvolteV
No units found. Try a name or symbol.
CONVERSION
1 Wh ≈ 0.8604206501 kcal
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAkcal = Wh × 0.860420650095602
FORMULA & EXAMPLES
How to convert Watt-hours to kilocalories (food Calorie)
kcal = Wh × 0.860420650095602
Multiply the Wh reading by 0.860420650095602.
Worked examples
1 Wh ≈ 0.8604206501 kcal
1 × 0.860420650095602 ≈ 0.8604206501
1000 Wh ≈ 860.4206501 kcal
1000 × 0.860420650095602 ≈ 860.4206501
Frequently asked questions
Is a food Calorie the same as a thermochemical calorie?
A food Calorie is a kilocalorie: 1 kcal = 1,000 cal. This tool uses the thermochemical calorie of exactly 4.184 J.
Watt-hours to kilocalories (food Calorie) table
Fixed reference · Watt-hour to Kilocalorie (food Calorie)
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Watt-hour (Wh)
Kilocalorie (food Calorie) (kcal)
0
0
0.1
0.08604206501
0.5
0.430210325
1
0.8604206501
2
1.7208413
5
4.30210325
10
8.604206501
25
21.51051625
50
43.0210325
100
86.04206501
1000
860.4206501
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.