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Compare Fuel Costs Between Cars

See how much a more efficient vehicle would save on the same trips.

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miles per gallon (mpg)

Estimated fuel cost
11.67
3.33 gal for 100 mi

πŸ’‘ Amounts are shown in your fuel-price currency β€” the number is currency-agnostic, so it works for $, Β£, €, or any other. Real-world consumption varies with speed, terrain, load, and weather, so treat this as a close estimate.

Compare Cars tips

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Run the same distance with two different mpg figures to see the cost gap.

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The jump from 20 to 30 mpg saves more fuel than 40 to 50 mpg β€” efficiency gains shrink at the top.

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Annualize the difference (Γ— your yearly mileage) to judge whether a swap is worth it.

How It Works

1
Enter
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2
Process
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3
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Get your result instantly. Nothing is stored after you leave the page β€” complete privacy.

Why use ours?

βœ“Completely free β€” no hidden costs, ever
βœ“No account, email, or login required
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βœ“No file size limits whatsoever
βœ“No watermarks on any output

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Frequently Asked Questions