Daily commute: 30km return, hatchback at 18 km/L, petrol ₹105
Fuel: 30/18 = 1.67L. Cost: 1.67 × 105 = ₹175/day. Per km: ₹5.83. Monthly (22 working days): ₹3,850. Annual: ~₹46,200. Significant household expense for many middle-class families.
Estimate fuel needed and total trip cost for any distance. Enter your vehicle's mileage (km/L), distance, and the latest petrol or diesel price. Useful for daily commute budgeting, taxi reimbursements, and weekend road trips.
Indian hatchback ~18-22, sedan ~14-18, SUV ~12-16.
Set the latest pump price in your city.
Total fuel cost
₹556
for 100 km
Fuel needed
6 L
Cost per km
₹6
| Distance | Litres | Cost |
|---|---|---|
| 50 km | 3 | ₹278 |
| 100 km | 6 | ₹556 |
| 250 km | 14 | ₹1,389 |
| 500 km | 28 | ₹2,778 |
| 1000 km | 56 | ₹5,556 |
Mileage drops by 15-25% in city traffic versus highway. Petrol and diesel prices in India are revised daily. Use the latest pump price for accurate planning, especially on long routes.
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With petrol crossing ₹100 per litre and diesel hovering around ₹90-95 across most Indian cities, fuel costs have become one of the biggest variable expenses for car and bike owners. A daily 30km commute on a hatchback consumes roughly 1.5 litres per day, which adds up to ₹4,500-₹5,000 per month - comparable to a household electricity bill. For long-distance trips, road trips, or planning a relocation drive, knowing the exact fuel cost upfront avoids unpleasant budget surprises. This calculator gives you the total litres needed, total rupee cost, and per-kilometre cost for any distance, mileage and fuel price combination.
The tool is useful for several common scenarios: budgeting your daily commute, planning weekend trips to nearby hill stations or temples, comparing the running cost of different cars before buying, claiming fuel reimbursement from employers, splitting fuel cost among carpool members, and verifying that your monthly fuel spending matches expected mileage (if it doesn't, your car may need service). For commercial drivers, taxi operators, food delivery riders and freight transporters, the per-km cost is the core unit of business economics - it determines pricing, profitability and route selection.
Enter the trip distance in kilometres (one way or round trip).
Enter your car or bike mileage in km per litre.
Enter the current price per litre of petrol or diesel.
Read the litres consumed, total fuel cost and per-kilometre cost.
Toggle between one-way and round trip if needed.
Fuel volume needed equals distance divided by mileage. Trip cost equals fuel volume multiplied by price per litre. Per-kilometre cost (cost-per-km) is total fuel cost divided by distance, which is a useful number for company reimbursement claims and tax filing of business travel.
Fuel = Distance / Mileage • Cost = Fuel × Price/Litre
The math is simple: fuel needed (litres) = distance (km) ÷ mileage (km/L). Trip cost = fuel × price per litre. Per-km cost = price ÷ mileage. The complexity lies in choosing realistic inputs - particularly the mileage, which is the variable that swings the most. Manufacturer (ARAI/MIDC test cycle) mileage figures are 20-30% higher than real-world numbers; always use your actual measured mileage from tank-to-tank tracking.
Real-world mileage varies with: traffic conditions (city stop-go reduces by 15-25% vs highway), AC usage (5-10% reduction), tyre pressure (under-inflated tyres cost 3-5%), driving style (aggressive acceleration costs 10-20%), vehicle load (each extra 50kg costs 1-2%), fuel quality, vehicle age and service condition. Track your own mileage by resetting the trip meter at each fill-up and dividing distance by litres added.
Typical Indian mileage ranges: petrol hatchbacks (Swift, Wagon R, i20) 18-22 km/L city / 22-25 highway. Petrol sedans (Honda City, Ciaz) 14-17 km/L. Diesel sedans 18-22 km/L. Petrol SUVs (Creta, Seltos) 12-15 km/L. Diesel SUVs 15-18 km/L. Two-wheelers (commuter bikes) 50-65 km/L; sports bikes 30-40 km/L. CNG hatchbacks 28-32 km/kg (price ₹70-80/kg). Electric vehicles: 5-7 km/kWh, with electricity at ₹6-10/kWh, giving an effective ₹1-2/km running cost.
Fuel: 30/18 = 1.67L. Cost: 1.67 × 105 = ₹175/day. Per km: ₹5.83. Monthly (22 working days): ₹3,850. Annual: ~₹46,200. Significant household expense for many middle-class families.
Round trip: 300km. Fuel: 300/12 = 25L. Cost: 25 × 92 = ₹2,300. Per km: ₹7.67. Useful for weekend planning and trip cost-sharing among co-passengers.
Round trip: 1120km. Fuel: 70L. Cost: 70 × 103 = ₹7,210. Per km: ₹6.44. Plan for ₹1,000-1,500 extra in tolls and pump-price variability.
Petrol hatchbacks: 18-22 km/L. Petrol sedans: 14-18 km/L. Diesel sedans: 18-22 km/L. SUVs (petrol): 10-14 km/L. SUVs (diesel): 14-18 km/L. Two-wheelers: 40-65 km/L.
ARAI numbers are obtained in lab conditions and are 20-30% higher than what you actually get. Use your real-world average - track the trip meter between two fills and divide kilometres by litres added.
Stop-and-go traffic, idling at signals and frequent gear changes hurt efficiency. City mileage is typically 15-25% below highway mileage.
Income tax allows fuel and depreciation reimbursement up to ₹2,400 per month for cars below 1.6 L (₹3,300 for above) when used for official duties. Use the per-km figure for documentation.
Add a 5-10% buffer to your budget. Petrol and diesel prices in India are revised daily and can swing by ₹2-₹5 per litre during the trip.
It works for any liquid fuel - replace mileage with km/kg for CNG and price with ₹/kg. For EVs use the EV Charging Calculator instead, which reasons in kWh and electricity tariff.
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