Most people underestimate how much they spend on fuel. A ā¹100 fuel fill-up every 3ā4 days adds up to ā¹9,000āā¹12,000 per year even for bike users ā and ā¹60,000āā¹1,00,000+ for car commuters in major Indian cities.
This calculator gives you the exact daily, monthly, and annual fuel cost based on your one-way distance, vehicle mileage (real-world efficiency), and the current fuel price in your city. Use it before deciding your commute mode, negotiating WFH days, or comparing petrol vs CNG vehicle options.
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Bike (45 km/L) commuting 20km each way: ā¹45.78/trip, ā¹92/day. Monthly cost ā ā¹2,378. Consider EMI + maintenance + insurance for full vehicle cost.
Click any example to expand and see step-by-step workings. Use "ā¶ Load this example" to auto-fill the calculator.
One-Way Fuel Cost = (Distance Ć· Mileage) Ć Fuel Price
Daily Cost = One-Way Cost Ć 2 Ć Trips Per Day
Monthly Cost = Daily Cost Ć 26 working days
| City | Petrol (ā¹/L) | Diesel (ā¹/L) | CNG (ā¹/kg) |
|---|---|---|---|
| Mumbai | ~106 | ~94 | ~73 |
| Delhi | ~95 | ~88 | ~75 |
| Bangalore | ~103 | ~90 | ~82 |
| Chennai | ~103 | ~90 | ~85 |
| Hyderabad | ~108 | ~96 | ~80 |
| Pune | ~105 | ~92 | ~74 |
Prices are approximate for 2026 and vary daily. Always check the latest price at your nearest fuel station.
Petrol (ā¹103/L, 15 km/L)
Cost per km ā ā¹6.87 ā most common, available everywhere
Diesel (ā¹90/L, 18 km/L)
Cost per km ā ā¹5.00 ā cheaper per km, but high-distance vehicles only
CNG (ā¹75/kg, 28 km/kg)
Cost per km ā ā¹2.68 ā dramatically cheaper; best for high-mileage vehicles in cities with CNG stations
Electric (ā¹8/unit, 7 km/unit)
Cost per km ā ā¹1.14 ā cheapest running cost; upfront cost higher
WFH / Public Transit
The cheapest option ā even 2 WFH days/week can save ā¹1,000āā¹2,000/month for car commuters
Formula: Monthly Cost = (One-Way Distance Ć 2 Ć Working Days) Ć· Mileage Ć Fuel Price
Example: 20km one-way Ć 2 Ć 26 days = 1,040 km Ć· 15 km/L = 69.3 litres Ć ā¹103 = ā¹7,138/month. Use the calculator above to get this instantly for any distance and vehicle.
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