MPG: 350 Miles on 15 Gallons
Driving 350 miles on 15 gallons gives approximately 23.3 miles per gallon.
How to use this tool
- Enter miles driven and gallons used in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your miles per gallon and the full breakdown beneath it.
Calculate the fuel economy for a 350-mile tank — typical for larger vehicles with a 15-gallon fill-up.
Frequently asked questions
- What is a good MPG?
- For a typical car, 30–40 MPG is considered good. Hybrids can exceed 50 MPG.