Miles Per Gallon Calculator

Calculate your car's fuel economy in MPG, L/100km and km/L from distance and fuel used.

Distance Driven (miles)

Fuel Used (litres)

Typical MPG by vehicle type:

Small car: 45-60 MPG | Family car: 35-50 MPG | SUV: 25-40 MPG | Van: 25-35 MPG

Disclaimer

This calculator is provided for informational purposes only and should not be considered as financial or tax advice. All calculations are performed locally in your browser — no personal data is collected or sent to our servers. Rates and thresholds are sourced from HMRC and GOV.UK and are updated for the current tax year. Always verify results with HMRC or consult a qualified professional before making financial decisions.