Fuel Cost Calculator

Fuel Cost Calculator is a smart and easy-to-use tool that helps you estimate your vehicle running expenses with accuracy. Whether you own a petrol car, diesel SUV, CNG vehicle or an electric vehicle (EV), this fuel cost calculator allows you to calculate fuel expenses based on distance travelled, mileage, fuel prices and electricity tariffs. With real-time fuel price data from major Indian cities, users can compare petrol, diesel, CNG, and EV running costs and make informed decisions about daily commuting, long-distance travel and monthly transportation budgets. The calculator provides a detailed breakdown of fuel cost per kilometre, daily fuel expenditure, monthly fuel expenses and annual running costs. Ideal for car owners, fleet operators, business users and frequent travellers, this vehicle fuel cost calculator helps optimize travel planning and manage transportation expenses efficiently. Use our fuel consumption calculator today to compare fuel costs and discover the most economical driving option for your needs.

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per litre
km
km / litre
Fuel Cost
₹537 / Day
  • Cost per km ₹5.37
  • Petrol Required 5.56 litres
Monthly Cost
₹16,120
Yearly Cost
₹1,96,127
Check Fuel Price in your City Click here

Formulas & Real-Time Calculations

Our calculator uses straightforward, transparent formulas used by automotive engineers and financial planners alike:

Petrol / Diesel
Daily Cost = (Distance ÷ Mileage) × Fuel Price

Example: 40 km ÷ 15 km/L × ₹104.94 = ₹279.84/day.
Monthly: ₹8,395. Yearly: ₹1,02,141.

CNG
Daily Cost = (Distance ÷ km/kg) × CNG Price/kg

Example: 40 km ÷ 22 km/kg × ₹73.59 = ₹133.80/day.
Monthly: ₹4,014. Yearly: ₹48,837.

Electric Vehicle
Energy/day = (Distance ÷ Range) × Battery kWh 
Cost = Energy × ₹/kWh

Example: (30 ÷ 200) × 30 kWh × ₹10 = ₹45.00/day.
Monthly: ₹1,350. Yearly: ₹16,425.

How to Use the Fuel Cost Calculator

Our Fuel Cost Calculator makes it easy to estimate your vehicle running expenses in just a few simple steps. Whether you drive a petrol, diesel, CNG, or electric vehicle (EV), you can quickly calculate your daily, monthly, and yearly fuel costs based on current fuel prices and your driving habits.

Step 1: Enter the Distance You Travel

Start by entering the distance you drive, either as a one-way trip, daily commute, or total journey distance. Accurate distance data helps generate precise fuel cost estimates.

Step 2: Select Your Fuel Type

Choose the fuel type used by your vehicle:

  • Petrol
  • Diesel
  • CNG
  • Electric Vehicle (EV)

The calculator automatically applies the latest fuel prices or electricity rates for your selected option.

Step 3: Choose Your City

Select your city from the available list. Fuel prices vary across India, and choosing the correct city ensures accurate calculations based on local petrol, diesel, CNG, or electricity rates.

Step 4: Enter Vehicle Efficiency

Provide your vehicle's mileage or efficiency:

  • Petrol/Diesel/CNG vehicles: Enter mileage in km/litre or km/kg.
  • EVs: Enter battery range or energy consumption details.

Step 5: Review Your Fuel Cost Breakdown

The calculator instantly displays:

  • Fuel cost per kilometre
  • Cost for the entered trip distance
  • Daily fuel expense
  • Monthly fuel expenditure
  • Annual running cost

 

Additional Steps for Electric Vehicles (EVs)

Provide your EV's battery capacity and average range per full charge.

This helps estimate charging expenses and running costs more accurately.

Enter Electricity Tariff

Input your electricity cost per unit (kWh) based on your residential or commercial electricity bill.

Compare EV vs Petrol, Diesel, and CNG Costs

Use the results to compare EV charging costs with traditional fuel expenses and identify the most economical transportation option for your needs.

By following these simple steps, you can accurately calculate fuel expenses, compare vehicle running costs, and plan your transportation budget more effectively.

 

Petrol vs Diesel vs CNG vs EV: Which is Cheaper to Run in India?

With rising fuel prices and increasing adoption of electric vehicles, many Indian car buyers wonder whether petrol, diesel, CNG, or EVs offer the lowest running costs. While the answer depends on fuel prices, driving patterns, and vehicle efficiency, EVs and CNG vehicles generally provide the most economical cost per kilometre, while petrol vehicles remain the most expensive to run for regular commuters.

 

Petrol vs Diesel Running Cost

Diesel vehicles typically offer better fuel efficiency than petrol cars, making them more economical for high-mileage drivers. However, higher vehicle prices and maintenance costs often offset some of the fuel savings. For drivers covering more than 20,000 km annually, diesel vehicles may still provide long-term cost advantages.

CNG vs Petrol: Which Saves More Money?

CNG vehicles are among the most cost-effective options for urban commuters. Compared with petrol cars, CNG vehicles can reduce fuel expenses by nearly 40% to 50%, making them an attractive choice for daily city driving and commercial usage.

EV vs Petrol Cost in India

Electric vehicles currently offer the lowest running cost among all vehicle categories. Depending on local electricity rates, charging an EV can cost up to 70% less than refuelling a comparable petrol vehicle. EVs also benefit from lower maintenance requirements, further reducing ownership costs.


Which Fuel Type Should You Choose?

  • Choose Petrol if you drive occasionally and prefer lower upfront vehicle costs.
  • Choose Diesel if you frequently travel long distances and require higher torque.
  • Choose CNG if your priority is reducing monthly fuel expenses for city driving.
  • Choose an EV if you want the lowest running costs, lower maintenance, and environmentally friendly transportation.

For the most accurate comparison, use our Fuel Cost Calculator to compare petrol, diesel, CNG, and EV running costs based on your city, vehicle mileage, distance travelled, and local fuel prices.

 

Factors That Affect Your Vehicle's Fuel Efficiency

Fuel efficiency plays a crucial role in determining your overall vehicle running costs. Even small changes in driving habits and vehicle maintenance can significantly improve mileage and reduce fuel expenses. Whether you drive a petrol, diesel, CNG, or electric vehicle, understanding the factors that impact fuel consumption can help you save money and maximize efficiency.

1. Tyre Pressure

Incorrect tyre pressure is one of the most common reasons for poor fuel efficiency. Underinflated tyres create higher rolling resistance, forcing the engine to work harder.

Tips to improve fuel efficiency:

  • Check tyre pressure at least once every two weeks.
  • Follow the manufacturer's recommended PSI levels.
  • Inspect tyres for uneven wear and damage.
  • Rotate tyres regularly to maintain balanced performance.

2. Air Conditioner (AC) Usage

Using the air conditioner continuously increases engine load and fuel consumption, especially in city traffic and hot Indian summers.

Tips to improve fuel efficiency:

  • Use the AC at moderate temperature settings.
  • Park in shaded areas to reduce cabin heat buildup.
  • Turn off the AC a few minutes before reaching your destination.
  • Use vehicle ventilation whenever weather conditions permit.

3. Driving Speed and Driving Style

Aggressive driving habits such as rapid acceleration and hard braking can significantly reduce mileage.

Tips to improve fuel efficiency:

  • Maintain a steady speed whenever possible.
  • Accelerate gradually instead of sudden bursts.
  • Anticipate traffic conditions to avoid unnecessary braking.
  • Use cruise control on highways if available.

4. City Driving vs Highway Driving

Vehicles generally deliver better mileage on highways than in congested urban environments. Frequent stops, traffic signals, and idling increase fuel consumption.

Tips to improve fuel efficiency:

  • Plan routes to avoid peak-hour congestion.
  • Combine multiple errands into a single trip.
  • Use navigation apps to identify faster routes.
  • Avoid excessive idling during long stops.

5. Vehicle Age and Maintenance

As vehicles age, engine efficiency can decline if maintenance schedules are ignored. Dirty filters, worn spark plugs, and degraded engine oil can negatively impact fuel economy.

Tips to improve fuel efficiency:

  • Follow the manufacturer's service schedule.
  • Replace air filters and spark plugs on time.
  • Use recommended engine oil grades.
  • Address engine warning lights immediately.

6. Traffic Conditions in Indian Cities

Heavy traffic in cities such as Bengaluru, Mumbai, Delhi, Chennai, and Hyderabad can dramatically increase fuel consumption due to constant stop-and-go driving.

Tips to improve fuel efficiency:

  • Travel during non-peak hours whenever possible.
  • Monitor live traffic updates before starting your journey.
  • Avoid routes with frequent bottlenecks.
  • Switch off the engine during extended waiting periods.

7. Excess Vehicle Weight

Carrying unnecessary weight forces the engine to consume more fuel to maintain performance.

Tips to improve fuel efficiency:

  • Remove unused items from the boot.
  • Avoid carrying heavy loads unnecessarily.
  • Remove roof racks when not in use.
  • Travel with only essential luggage.

8. Fuel Quality

Poor-quality fuel can affect engine performance and reduce mileage over time.

Tips to improve fuel efficiency:

  • Refuel at trusted fuel stations.
  • Use fuel recommended by your vehicle manufacturer.
  • Avoid mixing different fuel types.
  • Consider premium fuels only if recommended by the manufacturer.

How Much Can You Save?

By maintaining proper tyre pressure, driving smoothly, reducing unnecessary AC usage, and keeping your vehicle well serviced, many drivers can improve fuel efficiency by 10% to 20%. Use our Fuel Cost Calculator to see how better mileage can reduce your daily, monthly, and annual fuel expenses

FAQs

How do I calculate fuel cost for a road trip in India?

Enter your total trip distance (in kilometres), your vehicle's mileage (km/litre), and the current fuel price in your city. The calculator uses the formula Distance ÷ Mileage × Fuel Price to estimate the total fuel cost for your journey. This helps travellers budget accurately for road trips across India.

Which is cheaper to run — a petrol car or an electric vehicle in India?

Electric vehicles are generally 60–70% cheaper to run than petrol cars. At an electricity tariff of ₹8 per unit and an EV efficiency of 6 km/kWh, the running cost is approximately ₹1.3 per km. In comparison, petrol cars typically cost ₹6–8 per km depending on fuel prices and mileage.

What is the formula used in a fuel cost calculator?

The standard formula is:
Fuel Cost = (Distance ÷ Mileage) × Fuel Price per Litre
For electric vehicles:
EV Running Cost = (Distance ÷ Range) ×  Battery Capacity ×  Electricity Tariff per Unit
This formula provides an estimate of fuel or charging expenses based on your vehicle's efficiency and local energy prices.

How much does it cost to drive 100 km in India on petrol?

If your vehicle delivers 15 km per litre and petrol costs ₹105 per litre, driving 100 km would cost approximately ₹700. Actual expenses vary depending on mileage, traffic conditions, and city-wise fuel prices. Use the Fuel Cost Calculator for a precise estimate.

How do I reduce my monthly fuel expenses?

You can lower fuel expenses by maintaining proper tyre pressure, avoiding sudden acceleration and braking, servicing your vehicle regularly, reducing unnecessary idling, and choosing the most fuel-efficient route. Many drivers improve mileage by 10–20% through better driving habits alone.

Is CNG cheaper than petrol for daily commuting?

Yes. CNG vehicles generally cost around ₹2–3 per km to operate, while petrol vehicles often cost ₹6–8 per km. For high-mileage commuters, CNG can significantly reduce monthly transportation expenses, although installation or vehicle purchase costs should be considered when calculating overall savings.

Does the fuel cost calculator account for traffic and driving conditions?

The calculator uses the mileage value entered by the user. To account for traffic congestion and stop-and-go driving, enter your actual city mileage rather than the manufacturer's claimed mileage. For highway trips, use your highway fuel efficiency for more accurate results.

Can I use this calculator for fleet or commercial vehicle cost tracking?

Yes. Fleet owners, taxi operators, logistics companies, and businesses can use the calculator to estimate daily, monthly, and annual fuel expenses. Simply enter the average mileage and distance travelled for each vehicle to calculate operating costs and improve budgeting.

Latest Updates

Crude Oil Price Today (09 June 2026): ₹8,964.72 per Barrel as West Asia Conflict Impacts Markets

As of June 9, 2026, the global crude oil price today is $93.32 per barrel, which works out to approximately ₹8,964.72. This marks a slight decrease from yesterday's price of $94.32 per barrel. Over the last ten days, crude oil prices have moved within a range, touching a high of $97.85 per barrel on 03/06/2026 and a low of $91.07 on 29/05/2026.

Current trends show that fuel prices in India have been significantly affected by rising global crude prices, driven largely by the ongoing conflict in West Asia. These pressures have pushed local petrol and diesel prices up by nearly ₹7.5 to ₹8 per litre since mid-May the highest levels seen since May 2022, putting added strain on household budgets across the country.

Both the Brent and West Texas Intermediate (WTI) crude oil benchmarks are showing signs of stabilisation, hovering near $94 and $91 per barrel respectively, as ceasefire talks between Israel and Iran offer some relief to jittery markets. These developments are especially important for India, which depends heavily on imports to meet its crude oil needs particularly from the Gulf region, where supply has faced recent disruptions.

Union Oil Minister Hardeep Singh Puri has indicated that fuel prices may ease once supply conditions improve.

He expects that increased global supply from countries like Canada and the USA could help bring down the current high costs. This view also aligns with the broader forecast that crude prices are unlikely to hold at their peak for an extended period.

In India, petrol and diesel prices are shaped largely by global crude oil prices, since crude is the primary raw material for fuel production. On top of this, the rupee-to-dollar exchange rate plays a vital role, while state taxes and duties further influence the variations we see in retail fuel prices across different states.

Oil is traded globally in US dollars. When the dollar strengthens, oil becomes cheaper for importers but yields lower revenue for exporters, while a weaker dollar has the opposite effect. Since India imports most of its crude, this exchange rate dynamic influenced by trade policy, market volatility, and geopolitical events significantly affects what we ultimately pay at the pump.

Use our Fuel Cost Calculator to see how changing crude oil prices and exchange rates affect your daily travel and transport expenses, and plan your monthly budget with confidence.

⏱ 9 June 2026

Crude Oil Price Today (08 June 2026): ₹9,146.05 per Barrel as OPEC+ Output Hike Shapes Market Trends

crude touched a high of $97.85 per barrel on 03 June 2026 and a low of $91.07 per barrel on 29 May 2026, reflecting just how restless the global oil market remains.
Geopolitical Tensions Keep Oil Markets on Edge
Fresh geopolitical tensions — especially renewed strikes between Israel and Lebanon have sparked fears of supply disruptions, particularly along the critical Strait of Hormuz. This vital shipping route handles a large share of the world's oil, and any threat to it sends ripples through both prices and overall market confidence. For an import-dependent country like India, such instability is always a close watchpoint.
How the OPEC+ Output Increase Is Affecting Prices
Adding to the picture, OPEC+ recently decided to raise oil output. However, this move may not fully ease worries about ongoing production shortfalls. Analysts point out that several OPEC+ nations are still struggling to hit their targets due to regional instability and logistical bottlenecks meaning higher quotas don't always translate into more oil reaching the market.
Global Economy and US-China Trade Relations
The broader economic outlook is also being shaped by delicate US-China trade relations. While strong US crude exports have helped reduce dependence on supplies from volatile regions, analysts warn that a prolonged blockade of key shipping routes could tighten global supply sharply and push prices higher.
Inflation, Interest Rates and the Road Ahead
With inflation rates continuing to swing, interest rate decisions by major economies could further steer oil price movements.

Experts stress that the real key lies in keeping crude flowing smoothly through the Strait of Hormuz any extended disruption there could hit global oil inventories hard, with knock-on effects for fuel prices in India.
How the Dollar to INR Rate Impacts Oil Prices
Oil is traded worldwide in US dollars. When the dollar strengthens, oil becomes cheaper for importers but earns exporters less revenue; a weaker dollar does the opposite. Since India imports most of its crude, the dollar to INR exchange rate plays a major role in what we ultimately pay and it's constantly influenced by trade policy, market volatility, and global events.
Calculate Your Fuel Costs Instantly
Use our Fuel Cost Calculator to see how shifting crude oil prices and exchange rates affect your daily travel and transport expenses and plan your monthly budget with confidence.

⏱ 8 June 2026

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