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Megajoule per liter to BTU per gallon (US) Converter

1 megajoule per liter is about 3587.878096 BTUs per gallon (US). Convert megajoules per liter (MJ/L) to BTUs per gallon (US) (BTU/gal) below: type a value and the result updates as you type.

MJ/L to BTU/gal calculator

Dot or comma decimals and scientific notation (1e-3) work.

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Result

Megajoule per liter to BTU per gallon (US) conversion

1 MJ/L ≈ 3587.878096 BTU/galone megajoule per liter in BTUs per gallon (US)

1 BTU/gal ≈ 0.0002787162699 MJ/Lone BTU per gallon (US) in megajoules per liter

Megajoule per liter (MJ/L): Exactly 10⁹ J/m³. Liquid fuel energy density is usually given in MJ/L (diesel is about 36 MJ/L).

BTU per gallon (US) (BTU/gal): One BTU (IT) per US liquid gallon. Used for heating oil and fuel energy content.

Source:Megajoule per liter: SI Brochure, 9th edition (BIPM, 2019); BTU per gallon (US): NIST Special Publication 811 (2008), Appendix B.8

How to convert megajoules per liter to BTUs per gallon (US)

To convert megajoules per liter to BTUs per gallon (US), multiply the number of megajoules per liter by about 3587.878096.

Formula

BTU/gal = MJ/L × 3587.878096

The factor is rounded here. The calculator uses the exact value.

Examples

  • 5 MJ/L = 5 × 3587.878096 ≈ 17939.39048 BTU/gal
  • 25 MJ/L = 25 × 3587.878096 ≈ 89696.95241 BTU/gal
  • 100 MJ/L = 100 × 3587.878096 ≈ 358787.8096 BTU/gal

Megajoule per liter to BTU per gallon (US) conversion table

Megajoule per liter to BTU per gallon (US)
Megajoule per liter (MJ/L)BTU per gallon (US) (BTU/gal)
0.1 MJ/L358.7878096 BTU/gal
0.5 MJ/L1793.939048 BTU/gal
1 MJ/L3587.878096 BTU/gal
2 MJ/L7175.756193 BTU/gal
3 MJ/L10763.63429 BTU/gal
5 MJ/L17939.39048 BTU/gal
10 MJ/L35878.78096 BTU/gal
20 MJ/L71757.56193 BTU/gal
25 MJ/L89696.95241 BTU/gal
50 MJ/L179393.9048 BTU/gal
100 MJ/L358787.8096 BTU/gal
250 MJ/L896969.5241 BTU/gal
500 MJ/L1793939.048 BTU/gal
1000 MJ/L3587878.096 BTU/gal

Values rounded to 10 significant digits where needed.

Frequently asked questions

How many BTUs per gallon (US) are in one megajoule per liter?
One megajoule per liter is about 3587.878096 BTUs per gallon (US).
How do I convert BTUs per gallon (US) to megajoules per liter?
To convert BTUs per gallon (US) to megajoules per liter, multiply the number of BTUs per gallon (US) by about 0.0002787162699. The formula is MJ/L = BTU/gal × 0.0002787162699.
Is this conversion exact?
Yes. Both units have exact definitions, but the factor has more decimal places than can be shown, so displayed results are rounded. The calculator works with 50 significant digits before rounding.
Which is larger, a megajoule per liter or a BTU per gallon (US)?
A megajoule per liter is about 3587.878096 times larger than a BTU per gallon (US). In other words, a BTU per gallon (US) is about 0.0002787162699 of a megajoule per liter.