Energy
Browse Energy conversions1 kilocalorie = 3.9656668314 British thermal unit
Precision
Unit Notes
- 1 kilocalorie (kcal) equals 4184 joule.
- 1 British thermal unit (BTU) equals 1055.05585262 joule.
Equivalent Values
4184
joule
4.184
kilojoule
1000
calorie
1
kilocalorie
1.1622222222
watt-hour
0.0011622222
kilowatt-hour
3.9656668314
British thermal unit
26114473967543832805376
electronvolt
0.0000396567
therm
Nearby Values
0.5 kilocalorie
1.9828334157 British thermal unit
1 kilocalorie
3.9656668314 British thermal unit
2 kilocalorie
7.9313336628 British thermal unit
5 kilocalorie
19.828334157 British thermal unit
10 kilocalorie
39.6566683139 British thermal unit
- Formula
- (1 x 4184) / 1055.05585262
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Energy units use SI definitions. Calorie is the thermochemical calorie at 4.184 joules. BTU is the International Table BTU.