What is a Mileage Calculator?
A Mileage Calculator works out your vehicle’s fuel efficiency in kilometres per litre, fuel used per 100 km and running cost per kilometre.
For the most accurate figure, fill the tank fully, reset the trip meter, drive normally, then fill up again and enter the distance and litres added.
How to use the Mileage Calculator
- Enter distance travelled.
- Enter fuel used.
- Tap Calculate to see the result.
- Tap Reset to clear the fields and try again.
Who should use it
- Car and bike owners tracking efficiency
- Fleet operators
- Buyers comparing vehicles
Key terms
- km/l
- Distance travelled per litre of fuel.
- Cost per km
- Fuel cost divided by distance.
Frequently asked questions
Why is my mileage lower than the company figure?
Official figures are measured in test conditions.
Does air conditioning affect mileage?
Yes, usually by a few per cent.
Is my data stored?
No. Everything you enter stays in your browser.
Last updated: 1 November 2026