US gallons to BTU
Type a value in gal to get it in BTU instantly.
1,150,000BTU
That's 4.5× as much energy as a 75 kWh EV battery, while a 50 L tank of petrol is 1.32× more. In an electric car that would cover about 1,872 km (1,163 mi).
What it means
How much energy is that?
Lower heating values from the US DOE Alternative Fuels Data Center. Blends vary by a few percent; an engine turns only 20–40 % of it into motion.
The math
How to convert gal to BTU
kWh = gallons × energy per gallon: petrol 33.7, diesel 37.7, biodiesel 35.0, ethanol 22.4, propane 24.7 kWh/gal.
Example: 10 gal = 1,150,000 BTU.
Values on this page are for petrol / gasoline. Pick another fuel above.
Every unit
That fuel in every unit
Tables
gal to BTU conversion table
| gal | BTU |
|---|---|
| 0.5 gal | 57,500 BTU |
| 1 gal | 115,000 BTU |
| 2 gal | 230,000 BTU |
| 5 gal | 575,000 BTU |
| 10 gal | 1,150,000 BTU |
| 13 gal | 1,495,000 BTU |
| 15 gal | 1,725,000 BTU |
| 20 gal | 2,300,000 BTU |
| 25 gal | 2,875,000 BTU |
| 50 gal | 5,750,000 BTU |
| 100 gal | 11,500,000 BTU |
BTU to gal conversion table
| BTU | gal |
|---|---|
| 57,500 BTU | 0.5 gal |
| 115,000 BTU | 1 gal |
| 230,000 BTU | 2 gal |
| 575,000 BTU | 5 gal |
| 1,150,000 BTU | 10 gal |
| 1,500,000 BTU | 13.0435 gal |
| 1,730,000 BTU | 15.0435 gal |
| 2,300,000 BTU | 20 gal |
| 2,880,000 BTU | 25.0435 gal |
| 5,750,000 BTU | 50 gal |
| 11,500,000 BTU | 100 gal |
Quick answers
Quick answers
- How many BTU is 1 gal?
- 1 gal is 115,000 BTU.
- How many BTU is 10 gal?
- 10 gal is 1,150,000 BTU.
The units
About these units
US gallons (gal)
US gallons of the chosen fuel.
BTU (BTU)
British thermal units.
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