Fuel Price per Gallon vs Liter
Compare fuel prices quoted per gallon against per liter.
About Fuel Price per Gallon vs Liter
Convert one price to the other system using the liters per gallon constant, then compare both on the liter basis to find the cheaper fuel. Comparing pumped prices across borders or fuel types requires a common unit, and per-liter versus per-gallon differences hide real savings.
Formula
Fuel Price per Gallon vs Liter
gallon = liter x 3.78541; liter = gallon / 3.78541
- 3.78541
- Liters in one US gallon
Worked example
With the default values below, Fuel Price per Gallon vs Liter returns Gallon Price as per Liter of $1.057. Change any input above and every figure here is recalculated in your browser.
Inputs used
- Price per gallonminimum 0.001
- 4
- Price per literminimum 0.001
- 1.2
Results
- Gallon Price as per Liter
- $1.057
- Liter Price as per Gallon
- $4.54
- Cheaper Fuel
- The gallon price is cheaper per liter
- Difference per Gallon
- $0.54
Step by step
- 1Values used
- 2Fuel Price per Gallon vs Liter
- 3Gallon Price as per Liter= 1.057
- 4Liter Price as per Gallon= 4.54
- 5Cheaper Fuel= The gallon price is cheaper per liter
- 6Difference per Gallon= 0.54
Assumptions and limits
- The result is derived only from the 2 inputs listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
- Figures are rounded for display to 3 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Frequently Asked Questions
How is Fuel Price per Gallon vs Liter calculated?
gallon = liter x 3.78541; liter = gallon / 3.78541 Convert one price to the other system using the liters per gallon constant, then compare both on the liter basis to find the cheaper fuel.
Why does Fuel Price per Gallon vs Liter matter?
Comparing pumped prices across borders or fuel types requires a common unit, and per-liter versus per-gallon differences hide real savings.
What values do I need to enter?
This calculator takes 2 inputs: Price per gallon, Price per liter. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.