VolumeSolver.com

Mileage Calculator

Plan your journey with confidence. Calculate trip distance, fuel costs, gas expenses, and carbon emissions. Perfect for road trip planning, business mileage reimbursement, or estimating your daily commute expenses.

Trip Details

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Trip Cost & Summary:

Enter trip details and click "Calculate Trip Cost"

Understanding Your Mileage & Fuel Costs

🛣️ How Trip Costs Are Calculated

Our mileage calculator helps you estimate total fuel expenses for any journey. Simply enter your trip distance, vehicle fuel efficiency, current fuel price, and number of passengers to see total cost, cost per passenger, and environmental impact.

🛣️ Mileage Formulas

For MPG (Miles Per Gallon):
Gallons Needed = Distance (miles) ÷ Fuel Efficiency (MPG)
Total Fuel Cost = Gallons × Price per Gallon
For L/100km (Liters per 100 kilometers):
Liters Needed = Distance (km) × Fuel Efficiency (L/100km) ÷ 100
Total Fuel Cost = Liters × Price per Liter
Carbon Emissions:
CO₂ (lbs) = Gallons × 19.6 | CO₂ (kg) = Liters × 2.3
Example: 300 mile trip, 25 MPG, $3.50/gallon, 2 passengers
Gallons = 300 ÷ 25 = 12 gallons
Total Cost = 12 × $3.50 = $42.00
Cost per Passenger = $42.00 ÷ 2 = $21.00
CO₂ Emissions = 12 × 19.6 = 235.2 lbs CO₂

📊 Fuel Efficiency Reference Table

Average fuel efficiency by vehicle type
Vehicle TypeCity MPGHighway MPGCombined MPGL/100km
Compact Car28-3236-4230-357.8-6.7
Midsize Sedan24-2832-3826-329.0-7.4
SUV / Crossover20-2426-3122-2710.7-8.7
Pickup Truck15-1919-2416-2114.7-11.2
Hybrid50-5545-5048-524.9-4.5
Electric Vehicle100-120 MPGe110 MPGeN/A

Tips to Reduce Fuel Costs & Maximize Mileage

Maintain Proper Tire Pressure: Under-inflated tires can reduce fuel economy by up to 3%. Check monthly.

Drive Smoothly: Aggressive acceleration and braking can lower MPG by 15-30% on highways.

Reduce Speed: Each 5 mph over 50 mph costs an additional $0.20-$0.30 per gallon.

Remove Excess Weight: Every 100 lbs reduces MPG by about 1%. Remove roof racks when not in use.

Regular Maintenance: Clean air filters, fresh oil, and proper alignment improve efficiency by 4-10%.

Business Mileage Reimbursement: The 2025 IRS standard mileage rate is $0.655 per mile. Use our calculator to compare actual fuel costs vs. standard reimbursement rates.

Carbon Footprint: The average passenger vehicle emits about 4.6 metric tons of CO₂ per year. Our calculator helps you understand your trip's environmental impact.