Fuel Efficiency Calculator
Calculate your vehicle's real-world fuel efficiency using distance travelled and fuel consumed. Works for cars, bikes, trucks and all fuel types.
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How the Fuel Efficiency Calculator Works
The Fuel Efficiency Calculator helps drivers measure their vehicle's real-world mileage. Instead of relying on manufacturer claims, this tool allows you to calculate actual fuel efficiency using simple data: the distance travelled and the amount of fuel used. The formula is straightforward: Fuel Efficiency = Distance ÷ Fuel Used. This gives you the km-per-liter value your vehicle achieves under real conditions.
Real-world mileage depends on several factors including driving habits, vehicle maintenance, tire pressure, AC usage, road type, and load weight. This calculator helps you evaluate how efficiently your vehicle performs in everyday situations by using real fuel consumption data instead of estimates.
Whether you're planning a long trip, monitoring fuel costs, comparing vehicles, or optimizing your driving patterns, understanding your true mileage is essential. This tool works for petrol, diesel, CNG, LPG, hybrid, and electric vehicles (using energy consumption equivalents). All calculations run locally on your device for complete privacy.
Frequently Asked Questions
Is this mileage accurate?
Yes. It is based on real usage, making it more accurate than manufacturer mileage ratings.
Does it work for all vehicles?
It works for cars, bikes, scooters, trucks, buses and even EVs (with equivalent km/kWh calculations).
Does terrain affect efficiency?
Yes. Hilly areas, heavy traffic, and high-speed driving can reduce mileage.
Is my data saved?
No. Everything is calculated locally in your browser.