Your Fuel Economy
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Free Gas Mileage Calculator
Find your vehicle's actual MPG from miles driven and gallons used.
Your actual MPG often differs from the EPA-rated sticker MPG due to driving style, terrain, weather, tire pressure, and load — tracking your real-world MPG over several fill-ups gives a more accurate picture of your vehicle's typical efficiency.
Worked Example
Example: Drove 350 miles, used 12.5 gallons to refill → 28 MPG.
Formula / Method
MPG = Miles Driven / Gallons Used
Worked Example
Example: Drove 350 miles, used 12.5 gallons to refill → 28 MPG.
Formula / Method
MPG = Miles Driven / Gallons Used