In-depth research, empirical benchmarks, and practical tutorials to help you reduce fuel consumption, understand automotive metrics, and stretch every gallon or liter further.
Learn what fuel consumption and fuel efficiency mean, the formulas for L/100km, km/L and MPG, and how to calculate yours with worked examples.
Learn how to calculate fuel consumption, fuel usage per km, and petrol usage per hour. Includes step-by-step formulas, worked examples for petrol and diesel, and free calculators.
Learn how to calculate fuel economy, car mileage, and miles per gallon (MPG). Includes US vs UK MPG formulas, km/L conversions, and complete step-by-step methods.
Learn how to work out the cost of petrol per km or mile. Includes formulas for petrol and diesel, cost breakdowns for 10 miles and 40 miles, and free calculators.
Use our fuel cost calculator to estimate exact trip costs, find petrol required for 100km & 300km, calculate 6, 8, & 14.5 gallons of gas, and plan your monthly budget.
Looking for the best fuel-efficient cars of 2026? Discover top-rated hybrids, compact commuters, and petrol vehicles. Calculate fuel cost, MPG, and mileage before you buy.
Learn exactly how to calculate petrol mileage, fuel average, and gas mileage in km/L and MPG. Includes formulas, examples, and tips to improve your vehicle's petrol average.
Use our free fuel cost calculator to plan any road trip. Learn how to estimate gas cost, calculate petrol expense, and find the cheapest fuel prices along your route.
Discover actionable tips to improve your MPG and maximize your vehicle's fuel economy. Learn how to use a fuel mileage calculator to track your progress.
Master your vehicle operating costs with our complete guide to managing fuel expenses. Discover how to budget your gas bill, calculate cost per mile, and cut petrol costs by up to 25%.
Quickly cross-reference between US MPG, UK Imperial MPG, km per liter, and European L/100km to evaluate any vehicle specification:
| Fuel Economy Level | US MPG | UK Imperial MPG | km / Liter | Liters / 100km | Typical Vehicle Class |
|---|---|---|---|---|---|
| Exceptional / Hybrid | 50+ MPG | 60+ MPG | 21+ km/L | < 4.7 L/100km | Prius, Elantra Hybrid, PHEVs |
| High Efficiency | 35 – 49 MPG | 42 – 58 MPG | 15 – 21 km/L | 4.8 – 6.7 L/100km | Civic, Corolla, Mazda 3 |
| Average Passenger Car | 25 – 34 MPG | 30 – 41 MPG | 10.5 – 14.5 km/L | 6.8 – 9.4 L/100km | RAV4, CR-V, Accord, Camry |
| Moderate / Midsize SUV | 18 – 24 MPG | 22 – 29 MPG | 7.5 – 10.2 km/L | 9.5 – 13.0 L/100km | Explorer, Highlander, Pilot |
| High Consumption / Truck | < 18 MPG | < 22 MPG | < 7.5 km/L | > 13.0 L/100km | F-150, Silverado, Full SUVs |
Test your own vehicle's real-world numbers with our free, instant calculation suite:
Editorial Integrity & Verification
All articles published on NextCodeHub are authored and reviewed by automotive specialists. We reference verified testing protocols from the United States EPA, the European Environment Agency, and manufacturer WLTP specifications to provide trustworthy, transparent advice.
