Fuel Efficiency Calculator

Calculate your vehicle's fuel efficiency in miles per gallon (MPG) or liters per 100 kilometers. Track gas mileage to monitor fuel costs and vehicle performance.

Calculate Fuel Efficiency

How It Works

Fuel efficiency is calculated using:

MPG = Miles Driven ÷ Gallons Used

L/100km = (Liters Used ÷ Kilometers Driven) × 100

Typical Fuel Efficiency Ranges

Hybrid Cars40-50+ MPG
Compact Cars30-35 MPG
Sedans25-32 MPG
SUVs18-25 MPG
Trucks15-22 MPG

Tips to Improve Fuel Efficiency

Author: Unit Rates | Last Updated: January 7, 2026