Convert kilocalorie to joule

1 kcal = 4,184 J

1 kcal = 4,180 J
1 kcal in every energy unit
joule4,180 J
kilojoule4.18 kJ
megajoule0.00418 MJ
calorie1,000 cal
kilocalorie1 kcal
watt-hour1.16 Wh
kilowatt-hour0.00116 kWh
British thermal unit3.97 BTU
foot-pound3,090 ft⋅lb
electron volt2.61e+22 eV
kiloelectron volt2.61e+19 keV
megaelectron volt2.61e+16 MeV
How the conversion works

Multiply by 4,184 to go from kilocalorie to joule, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? joule to kilocalorie — 1 J = 0.0002390057361 kcal.

kilocalorie to joule — common values
1 kcal4,184 J
2 kcal8,368 J
3 kcal12,552 J
5 kcal20,920 J
10 kcal41,840 J
15 kcal62,760 J
20 kcal83,680 J
25 kcal104,600 J
50 kcal209,200 J
75 kcal313,800 J
100 kcal418,400 J
250 kcal1,046,000 J
500 kcal2,092,000 J
1000 kcal4,184,000 J