How Much Petrol Required for 100 km? – Instant Calculator
Formula: litres = 100 km ÷ your km/L. At a typical 15 km/L petrol average, that is about 6.7 L before AC and traffic effects. Adjust mileage and price below.
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Frequently asked questions
How much petrol is required for 100 km?▾
Divide 100 km by your vehicle mileage in km per litre. Example at 15 km/L: 100 ÷ 15 ≈ 6.7 litres. Use AC or heavy traffic often reduces real mileage.
How do I find my car km per litre average?▾
Fill the tank, note odometer, drive until the next fill, then divide kilometres driven by litres added. Many owners use 12–18 km/L for petrol cars in India depending on model and driving.
Is diesel or CNG calculated the same way?▾
Yes: distance ÷ km per litre (or km per kg for CNG where billed per kg). Use the calculator fuel type and price fields for diesel or CNG.
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Preset trip-cost URLs cover 300, 400, 500, 600, and 1000 km. For other distances use the main trip planner.