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Fuel Cost Calculator

Looking for a fuel cost calculator trip distance mileage? This free tool gives you fuel needed, total trip cost and cost per kilometre. Just enter your numbers and press Calculate — results are instant.

How to Use This Fuel Cost Calculator

A trip's fuel cost comes from three numbers: the distance, your vehicle's average in kilometres per litre, and the fuel price per litre. Divide the distance by the average to get the litres needed, then multiply by the price. The calculator also gives the cost per kilometre, which is the quickest way to compare vehicles or routes. Your real average varies — city driving uses more fuel than highway driving.

Formula Used

Fuel needed = distance ÷ mileage. Total cost = fuel needed × price per litre.

Worked Example

Example: Trip distance 300 km · Vehicle average 15 km/litre · Fuel price 280 PKR/litre

  1. Fuel needed = 300 ÷ 15 = 20.00 litres.
  2. Total fuel cost = 20 × 280 = 5,600.00 PKR.
  3. Cost per kilometre = 5,600 ÷ 300 = 18.67 PKR.

Total Fuel Cost: 5,600.00 PKR

Frequently Asked Questions

Why does my mileage differ from the official figure?

Official averages are measured in test conditions. City driving with stops, air conditioning, heavy loads and old tyres all lower the real average; steady highway driving raises it.

How do I work out a round trip?

Double the one-way distance before entering it — the calculator works on the distance you give it, so a 300 km round trip is entered as 600 km.

Does fuel price change the result much?

Directly: double the price and the total doubles. Fuel prices move often, so use today's price per litre for a realistic estimate.

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