Fuel Efficiency by Volume

Kilowatt-Hours per Cubic Meter to BTU per Gallon Converter

Convert kilowatt-hours per cubic meter (kWh/m³) to BTU per gallon (BTU/gal). 1 kilowatt-hour per cubic meter = 12.91636115 BTU per gallon (exact)

1 kilowatt-hour per cubic meter = 12.9163611467 BTU per gallon

How to convert kilowatt-hours per cubic meter to BTU per gallon

FormulaBTU/gal = kWh/m³ × 12.91636115

Multiply the value in kilowatt-hours per cubic meter by 12.91636115. To go the other way, multiply by 0.07742118609 (or divide by 12.91636115).

A kilowatt-hour per cubic meter is larger than a BTU per US gallon: one kilowatt-hour per cubic meter contains 12.91636115 BTU per gallon.

Worked examples

  • 1 kilowatt-hour per cubic meter1 kWh/m³ × 12.91636115 = 12.91636115 BTU/gal
  • 5 kilowatt-hours per cubic meter5 kWh/m³ × 12.91636115 = 64.58180573 BTU/gal
  • 10 kilowatt-hours per cubic meter10 kWh/m³ × 12.91636115 = 129.1636115 BTU/gal
  • 20 kilowatt-hours per cubic meter20 kWh/m³ × 12.91636115 = 258.3272229 BTU/gal
  • 100 kilowatt-hours per cubic meter100 kWh/m³ × 12.91636115 = 1,291.636115 BTU/gal

Kilowatt-hours per cubic meter to BTU per gallon conversion table

Values are calculated by the conversion engine and rounded to 8 significant figures.

Kilowatt-hours per cubic meter to BTU per gallon: 0.1–10 kWh/m³
Kilowatt-hours per cubic meter (kWh/m³)BTU per gallon (BTU/gal)
0.1 kWh/m³1.2916361 BTU/gal
0.25 kWh/m³3.2290903 BTU/gal
0.5 kWh/m³6.4581806 BTU/gal
1 kWh/m³12.916361 BTU/gal
2 kWh/m³25.832722 BTU/gal
3 kWh/m³38.749083 BTU/gal
4 kWh/m³51.665445 BTU/gal
5 kWh/m³64.581806 BTU/gal
6 kWh/m³77.498167 BTU/gal
7 kWh/m³90.414528 BTU/gal
8 kWh/m³103.33089 BTU/gal
9 kWh/m³116.24725 BTU/gal
10 kWh/m³129.16361 BTU/gal
Kilowatt-hours per cubic meter to BTU per gallon: 12–1,000 kWh/m³
Kilowatt-hours per cubic meter (kWh/m³)BTU per gallon (BTU/gal)
12 kWh/m³154.99633 BTU/gal
15 kWh/m³193.74542 BTU/gal
20 kWh/m³258.32722 BTU/gal
25 kWh/m³322.90903 BTU/gal
30 kWh/m³387.49083 BTU/gal
40 kWh/m³516.65445 BTU/gal
50 kWh/m³645.81806 BTU/gal
75 kWh/m³968.72709 BTU/gal
100 kWh/m³1,291.6361 BTU/gal
250 kWh/m³3,229.0903 BTU/gal
500 kWh/m³6,458.1806 BTU/gal
1,000 kWh/m³12,916.361 BTU/gal

About the units

Kilowatt-hour per cubic meter (kWh/m³)

The kilowatt-hour per cubic meter (kWh/m³) is a unit of fuel efficiency by volume in the metric system. One kilowatt-hour per cubic meter equals 3,600,000 joules per cubic meter (J/m³).

BTU per US gallon (BTU/gal)

The BTU per US gallon (BTU/gal) is a unit of fuel efficiency by volume in the US customary system. One BTU per US gallon equals 278,716.2699 joules per cubic meter (J/m³).

Frequently asked questions

How many BTU per gallon are in one kilowatt-hour per cubic meter?

There are 12.91636115 BTU per gallon in one kilowatt-hour per cubic meter, and this value is exact by definition.

How do I convert kilowatt-hours per cubic meter to BTU per gallon?

Multiply the number of kilowatt-hours per cubic meter by 12.91636115. For example, 10 kWh/m³ × 12.91636115 = 129.1636115 BTU/gal.

How many kilowatt-hours per cubic meter are in one BTU per US gallon?

One BTU per US gallon equals 0.07742118609 kilowatt-hours per cubic meter. That is the reverse factor, 1 ÷ 12.91636115.

What is 10 kilowatt-hours per cubic meter in BTU per gallon?

10 kWh/m³ = 129.1636115 BTU/gal.

Is this kWh/m³ to BTU/gal converter accurate?

Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.

Try “psi to bar”, “cups”, “binary” or “5 ft in cm”.