Fuel Cost
Calculate trip fuel cost
Trip Details
Trip Cost
About Fuel Cost Calculator
The Fuel Cost Calculator helps you estimate total fuel expenses for any road trip. Whether you're planning a family vacation, daily commute, or business travel, know exactly how much you'll spend on fuel before you start driving.
Simply enter distance, fuel price, and your vehicle's mileage (km/l or liters/100km). The calculator instantly shows total fuel cost, liters needed, and cost per kilometer. Perfect for budgeting road trips and comparing vehicle efficiency.
How to Use This Fuel Cost Calculator
Step 1: Enter your trip distance in kilometers.
Step 2: Enter current fuel price per liter ($/liter).
Step 3: Select fuel efficiency unit — km/liter or liters/100km.
Step 4: Enter your vehicle's mileage (e.g., 18 km/l or 8 L/100km).
Step 5: Click "Calculate Fuel Cost" to see total cost.
Step 6: Use the Reset button to clear all inputs and try different scenarios.
Why Use a Fuel Cost Calculator?
✓ Trip Budgeting
Plan your travel budget accurately. Know fuel costs before you start — no surprises. Compare costs across different routes or vehicles.
✓ Vehicle Comparison
Compare fuel costs between your cars. Decide which vehicle is more economical for long trips. Calculate savings potential.
✓ Carpool Savings
Divide total fuel cost by passengers. Show friends how much they save by carpooling. Split costs fairly without arguments.
✓ Business Reimbursement
Calculate exact fuel cost for business trips. Use for expense reports and client billing. Standard mileage rate alternative.
Fuel Economy Guide by Vehicle Type
| Vehicle Type | City (km/l) | Highway (km/l) | Combined (km/l) |
|---|---|---|---|
| Small Hatchback (800-1200cc) | 15-18 | 20-25 | 18-22 |
| Sedan (1200-1500cc) | 12-15 | 18-22 | 15-18 |
| SUV (1500-2000cc) | 8-12 | 14-18 | 10-15 |
| MUV/MPV (7-seater) | 8-11 | 13-16 | 10-13 |
| Motorcycle (100-150cc) | 35-45 | 45-55 | 40-50 |
Fuel Saving Tips for Better Mileage
- ✓Maintain proper tire pressure: Under-inflated tires increase fuel consumption by 3-5%. Check monthly.
- ✓Drive smoothly: Aggressive acceleration and braking wastes 10-30% fuel. Anticipate traffic flow.
- ✓Remove roof carriers: Empty roof racks increase drag, reducing mileage by 10-25% on highways.
- ✓Use A/C wisely: Above 80 km/h, A/C uses less fuel than open windows. Below 60 km/h, windows down saves fuel.
- ✓Reduce weight: Remove unnecessary items. Every 50 kg reduces mileage by 1-2%.
Fuel Price Comparison by Fuel Type (India)
| Fuel Type | Price Range ($/liter) | Fuel Economy |
|---|---|---|
| Petrol | 95-110 | 15-20 km/l (cars) |
| Diesel | 85-95 | 18-25 km/l (cars) |
| CNG | 70-85 | 20-25 km/kg |
| Electric ($/kWh) | 6-10 | 6-8 km/kWh |
Frequently Asked Questions
Fuel Cost = Distance × Fuel Price ÷ Mileage (km/l) or Distance × Fuel Price × Fuel Economy (l/100km). Our calculator handles both metrics.
Cars: 15-20 km/l (good), 20-25+ km/l (excellent). SUVs: 10-15 km/l. Motorcycles: 35-50 km/l. EVs: cost equivalent to 25-30 km/l.
EV cost = Distance × Electricity Rate ($/kWh) ÷ Efficiency (km/kWh). EVs typically achieve 6-8 km/kWh. At $8/kWh, 100 km costs ~$100-130 (vs $800-1000 for petrol). Use our EV mode for accurate estimates.
Highway mileage is 15-25% better than city due to fewer stops. Example: City 12 km/l → Highway 15 km/l. Use highway figures for road trips, city figures for daily commute. Our calculator uses combined average if not specified.
Double the one-way distance. Example: One-way 500 km → round trip 1000 km. Calculate fuel needed for 1000 km. For trips with different routes, calculate each direction separately.
Every 50 kg extra load reduces fuel economy by 1-2%. Roof cargo carrier reduces by 10-25% due to drag. A/C use reduces by 5-10%. Tire pressure 10% low reduces by 3-5%.
Optimal speed: 50-65 km/h (30-40 mph). Fuel efficiency drops rapidly above 80 km/h (50 mph). At 120 km/h (75 mph), you burn 20-30% more fuel than at 80 km/h. Use cruise control on highways.
Cost per person = Total fuel cost ÷ Number of passengers. Example: $2,000 trip cost, 4 persons → $500 each. You save 75% compared to driving alone. Our calculator shows per-person cost when you enter passenger count.
Idling consumes 0.5-2 liters/hour depending on engine size. A 1.5L engine idling for 10 minutes wastes ~150ml fuel ($0.18). Modern engines don't need warm-up. Turn off engine if stopped for more than 60 seconds.
Calculate separately for each vehicle, then sum total cost. Compare per-person cost to decide which vehicle is more economical. For business fleets, add maintenance cost ($1-2/km) to total fuel cost.
Built and maintained by Sanjay Singh · Founder, Numrexo
Builds and maintains the calculators on Numrexo. Each tool's formula is documented on its page, and any reference source it relies on is listed under Method and references.
Last updated: · Calculations run in your browser. Nothing you enter is sent to us or stored.
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