Fuel Calculator & Gas Mileage Converter
Calculate fuel efficiency, estimate trip costs, and convert between MPG, L/100km, and km/L instantly. Whether you're planning a road trip, comparing vehicles, or tracking fuel consumption, get accurate results with our comprehensive fuel economy calculator.
Our free fuel calculator is the ultimate tool for understanding your vehicle's fuel economy and managing gas costs. Whether you need to convert MPG to L/100km, calculate fuel consumption for a road trip, or estimate gas expenses, this comprehensive gas mileage calculator provides instant, accurate results with support for multiple measurement systems including US MPG, UK MPG, L/100km, and km/L.
Fuel Efficiency Converter: Instantly convert between different fuel economy units. Switch between L/100km (liters per 100 kilometers), MPG US (miles per gallon), MPG UK (imperial gallons), and km/L (kilometers per liter). Perfect for comparing vehicles from different regions or understanding international fuel efficiency ratings.
Trip Cost Calculator: Plan your road trip budget with precision. Enter your trip distance, vehicle's fuel efficiency, and current gas prices to calculate exactly how much fuel you'll need and what it will cost. Supports both metric (kilometers, liters) and imperial (miles, gallons) units, making it ideal for cross-border travel planning.
Fuel Consumption Analysis: Calculate your vehicle's actual fuel consumption based on real-world data. Enter the distance traveled and fuel used to determine your car's MPG or L/100km rating. This helps you monitor fuel efficiency over time, identify potential issues, and compare your vehicle's performance against manufacturer specifications.
Common Use Cases: Use this fuel economy calculator for road trip planning to budget gas expenses accurately. Compare fuel efficiency between different vehicles when shopping for a new car. Track your vehicle's gas mileage over time to identify maintenance needs or driving habits affecting fuel consumption. Convert international fuel efficiency ratings when researching vehicles from other markets. Calculate the cost-effectiveness of fuel-efficient vehicles versus gas prices in your area.
This gas cost calculator is designed for drivers, fleet managers, car shoppers, and anyone interested in optimizing fuel expenses. All calculations are performed instantly in your browser with support for real-time conversions between measurement systems, ensuring accurate results whether you're calculating MPG, L/100km, or estimating trip fuel costs.