Free Tool

Fuel Cost Calculator

Q: How can I improve my truck's fuel efficiency?

Key tips: (1) Maintain proper tire pressure. (2) Reduce idle time — use APU instead. (3) Drive at 60-65 mph instead of 70+. (4) Use cruise control on highways. (5) Keep up with engine maintenance. (6) Reduce aerodynamic drag. Even 1 MPG improvement saves thousands annually.

Estimate your fuel cost for any trip. Enter distance, MPG, and fuel price to see gallons needed and total cost. Compare costs at different fuel efficiencies.

No signup. No account. 100% free.

O Trucking

Free Tool

Free Fuel Cost Calculator

Trip Details

Trip Distance (miles)

MPG

Typical diesel: 5-8 MPG

Fuel Price ($/gal)

Number of Trucks

Fuel Saving Tips for Truckers

Maintain Tire Pressure

Under-inflated tires increase rolling resistance and can reduce fuel efficiency by 3-5%. Check pressure daily before driving.

Reduce Idle Time

Idling burns 0.8-1.0 gallons per hour. Use an APU for sleeper cab climate control instead of idling the main engine.

Optimal Speed

Fuel economy drops significantly above 65 mph. Every 1 mph above 55 reduces MPG by approximately 0.1. Use cruise control.

Progressive Shifting

Shift up early and avoid high RPMs. The engine's sweet spot for fuel efficiency is typically 1,200-1,500 RPM.

Route Planning

Avoid mountainous routes when possible. Plan fuel stops at cheaper locations. Use fuel discount apps and loyalty programs.

Regular Maintenance

Clean air filters, proper oil changes, and fuel system maintenance can improve MPG by 5-10%. A well-maintained truck is a fuel-efficient truck.

FAQ

How do I calculate fuel cost for a trucking trip?▼

Fuel cost = (Trip Distance / Your MPG) × Fuel Price Per Gallon. For example, a 1,000-mile trip at 6 MPG with diesel at $3.80/gallon costs approximately $633 in fuel.

What is the average fuel cost per mile for a semi truck?▼

At average 2026 diesel prices ($3.50-$4.00/gallon) and typical truck MPG (5-7 MPG), fuel costs range from $0.50 to $0.80 per mile. At 6 MPG and $3.80/gallon, fuel costs approximately $0.63 per mile.

How can I improve my truck's fuel efficiency?▼

Key tips: Maintain proper tire pressure, reduce idle time, drive at 60-65 mph, use cruise control, keep up with engine maintenance, and reduce aerodynamic drag. Even 1 MPG improvement saves thousands per year.

How much does 1 MPG improvement save per year?▼

At 120,000 miles/year and $3.80/gal diesel: Going from 5 MPG to 6 MPG saves 4,000 gallons = $15,200/year. Going from 6 to 7 MPG saves ~2,857 gallons = $10,857/year. Small efficiency gains have a huge impact.

Save on Fuel & Maximize Revenue

Our dispatch team plans efficient routes that minimize fuel cost while maximizing your revenue per mile.

+1-682-978-8641