679 Btu to Joules

679 Btu ≈ 7.1638e+5 J

Calculation: J = 679 Btu × 1055.06 ≈ 7.1638e+5 J

Btu to Joule Converter

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How to Convert Btu to Joule

1 Btu = 1055.06 Joules

Joule = Btu × 1055.06

Example: 679 Btu × 1055.06 = 716380 J

Reverse Conversion

To convert Joules back to Btu:

  • Remember, 1 joule equals 0.000947817 Btu.
  • To convert 716380 J to Btu, multiply 716380 x 0.000947817, resulting in 679 Btu.

679 Btu is also equal to:

  • 716.38 kilojoule
  • 0.199 kilowatt hour
  • 171.22 calorie (nutritional)
  • 199 watt hour
About these units

Btu: British thermal unit (IT) — legacy heat unit based on heating water.

Joule: SI unit of energy: 1 J = 1 N·m = 1 kg·m²·s⁻².

Frequently Asked Questions

How much is 679 Btu in Joules?

679 Btu equals 716380 Joules. This is calculated by multiplying 679 by the conversion factor 1055.06.

What does 679 Btu look like in Joules?

679 Btu (716380 Joules) is heating a cup of water — a kettle uses about 300 Btu.

How do you calculate 679 Btu to Joules?

Multiply 679 by the conversion factor 1055.06. The calculation is 679 × 1055.06 = 716380 Joules. This factor is defined by international measurement standards.

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679 Btu = 716383 Joules
679 Btu = 716383 Joules — conversion chart

For general conversions between Btu and Joules, see the Btu to Joules converter.

Also convert Btu to:

Conversion factors verified against NIST, BIPM, ISO 80000-4 1 cal_IT = 4.1868 J by definition (BIPM/ITS-90). Last reviewed: April 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.