How To Calculate Fuel Consumption

Fuel Consumption Formula:

\[ \text{Consumption (L/100km)} = \frac{\text{Fuel (L)}}{\text{Distance (km)}} \times 100 \]

Consumption (L/100km):

Unit Converter ▲

Unit Converter ▼

From:	To:

1. What Is Fuel Consumption?

Fuel consumption measures how much fuel a vehicle uses to travel a certain distance, typically expressed in liters per 100 kilometers (L/100km). It's a key indicator of a vehicle's efficiency and operating cost.

2. How Does The Calculator Work?

The calculator uses the fuel consumption formula:

\[ \text{Consumption (L/100km)} = \frac{\text{Fuel (L)}}{\text{Distance (km)}} \times 100 \]

Where:

Fuel — Amount of fuel used in liters (L)
Distance — Distance traveled in kilometers (km)
100 — Conversion factor to standard L/100km measurement

Explanation: This formula calculates how many liters of fuel a vehicle consumes to travel 100 kilometers, providing a standardized measure of fuel efficiency.

3. Importance Of Fuel Consumption Calculation

Details: Calculating fuel consumption helps vehicle owners monitor efficiency, compare different vehicles, estimate fuel costs for trips, and identify potential mechanical issues when consumption increases unexpectedly.

4. Using The Calculator

Tips: Enter the amount of fuel used in liters and the distance traveled in kilometers. For accurate results, measure fuel consumption over a significant distance (preferably a full tank) and ensure both values are positive numbers.

5. Frequently Asked Questions (FAQ)

Q1: What is considered good fuel consumption?
A: Good fuel consumption varies by vehicle type. Generally, 5-8 L/100km is excellent for small cars, while 8-12 L/100km is typical for mid-size vehicles. SUVs and trucks may range from 10-15 L/100km.

Q2: How can I improve my vehicle's fuel consumption?
A: Maintain proper tire pressure, perform regular maintenance, avoid aggressive driving, reduce unnecessary weight, and use air conditioning sparingly to improve fuel efficiency.

Q3: Why calculate consumption in L/100km instead of km/L?
A: L/100km provides a linear relationship where lower numbers always mean better efficiency, making comparisons easier across different vehicles and driving conditions.

Q4: How accurate is this calculation method?
A: The calculation is mathematically precise. Accuracy depends on how precisely you measure the fuel used and distance traveled. For best results, measure over multiple fill-ups.

Q5: Does fuel consumption vary with driving conditions?
A: Yes, fuel consumption increases with city driving, traffic congestion, hilly terrain, and cold weather. Highway driving typically provides the best fuel efficiency.