720 Btu to Joules

720 Btu ≈ 7.5964e+5 J

Calculation: J = 720 Btu × 1055.06 ≈ 7.5964e+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: 720 Btu × 1055.06 = 759640 J

Reverse Conversion

To convert Joules back to Btu:

  • Remember, 1 joule equals 0.000947817 Btu.
  • To convert 759640 J to Btu, multiply 759640 x 0.000947817, resulting in 720 Btu.

720 Btu is also equal to:

  • 759.64 kilojoule
  • 0.21101 kilowatt hour
  • 181.56 calorie (nutritional)
  • 211.01 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 720 Btu in Joules?

720 Btu equals 759640 Joules. This is calculated by multiplying 720 by the conversion factor 1055.06.

What does 720 Btu look like in Joules?

720 Btu (759640 Joules) is heating a cup of water — a kettle uses about 300 Btu.

How do you calculate 720 Btu to Joules?

Multiply 720 by the conversion factor 1055.06. The calculation is 720 × 1055.06 = 759640 Joules. This factor is defined by international measurement standards.

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720 Btu = 759640 Joules
720 Btu = 759640 Joules — conversion chart

Nearby Conversions

670 Btu706900 Joules 675 Btu712200 Joules 680 Btu717400 Joules 685 Btu722700 Joules 690 Btu728000 Joules 695 Btu733300 Joules 700 Btu738500 Joules 705 Btu743800 Joules 710 Btu749100 Joules 715 Btu754400 Joules 725 Btu764900 Joules 730 Btu770200 Joules 735 Btu775500 Joules 740 Btu780700 Joules 745 Btu786000 Joules 750 Btu791300 Joules 755 Btu796600 Joules 760 Btu801800 Joules 765 Btu807100 Joules 770 Btu812400 Joules

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.