Premium Fuel Difference

See the extra cost of a higher fuel grade.

Your numbers

Enter your numbers to see the result.

How Premium Fuel Difference works

Extra cost per fill = premium price minus regular price times tank size. Multiply by fills per month and 12 for annual cost.

A worked example

These sample values illustrate the calculation. Use your own numbers in the calculator for your result.

Example inputs
Regular ($/gallon)
3.5
Premium ($/gallon)
4.2
Gallons per fill
12
Fill-ups per month
4
Extra annual cost
$403.20
Extra monthly cost
$33.60
Extra per fill
$8.40

Assumptions and limits

Always use the minimum fuel grade required by your vehicle manufacturer. This comparison does not recommend switching grades.

Check lender terms and manufacturer guidance. These estimates do not replace a mechanical inspection.