Fuel Cost Calculator

Estimate trip fuel cost, fuel used, cost per mile or kilometer, round trip cost, and per-person fuel share.

Calculate Fuel Cost

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How Fuel Cost Is Calculated

The calculator uses distance, fuel efficiency, and fuel price to estimate trip cost. Metric mode uses L/100km, while imperial mode uses MPG.

  • Metric fuel used = distance × L/100km ÷ 100.
  • Imperial fuel used = miles ÷ MPG.
  • Total cost = fuel used × fuel price.
  • Per-person cost = total cost ÷ passengers.