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    Convert

    J → cal

    Joule
    J
    Calorie
    0.239
    cal
    Rounded result (4 decimals max)

    Formula

    1 J = 0.239 cal

    Conversion sourcesTap or click to view references

    • The International System of Units (SI) — NIST Special Publication 330

      National Institute of Standards and Technology (NIST). The SI Brochure (SP 330) is the definitive English edition of the BIPM SI tables. NIST’s edition lists the official constants and conversion factors tying inch-pound units to SI, which SwapUnits applies for length, mass, temperature, pressure, volume, and related conversions. See /standards/nist-si-tenfold for the complete decimal multiple/submultiple table. View source · View SI table

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    J to cal quick table

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    Joule (J)Calorie (cal)
    0.25 J0.0598 cal
    0.5 J0.1195 cal
    1 J0.239 cal
    2 J0.478 cal
    5 J1.195 cal
    10 J2.3901 cal
    25 J5.9751 cal
    100 J23.9006 cal

    cal back to J

    Keep the reciprocal handy when double-checking calculations or undoing a conversion.

    Calorie (cal)Joule (J)
    0.25 cal1.046 J
    0.5 cal2.092 J
    1 cal4.184 J
    2 cal8.368 J
    5 cal20.92 J
    10 cal41.84 J
    25 cal104.6 J
    100 cal418.4 J

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