L/100kmMPG US/UKkm/LBidirectional
Type in any field to convert

Quick Reference

Avg car: ~8 L/100km (29 MPG US). Efficient hybrid: ~4 L/100km (59 MPG US). US gallon = 3.785L, UK gallon = 4.546L.

Frequently Asked Questions

What is the difference between US and UK MPG?
US gallon is 3.785 liters while UK (imperial) gallon is 4.546 liters. So UK MPG numbers are about 20% higher than US MPG for the same car.
Is lower L/100km better?
Yes. Lower L/100km means better fuel economy. Higher MPG or km/L means better economy.
Share:

About Fuel Converter

What this tool does

General-purpose calculators cover percentages, dates, time differences, BMI, tips, taxes, salaries, loans, compound interest, and dozens of everyday math problems. Results are computed instantly in the browser.

Why use this tool

Quick calculations come up constantly: splitting a bill, figuring out how many days until a deadline, converting an hourly rate to an annual salary. Having a purpose-built calculator is faster and less error-prone than a spreadsheet.

How it works

Each calculator applies the relevant mathematical formula to your inputs. Financial calculators use standard amortization and compound-interest equations. Date calculators leverage JavaScript's Date object with timezone-aware arithmetic.

Pro tip

For loan and mortgage calculations, small changes in interest rate matter more than you think. Try adjusting the rate by 0.25% to see how it affects total interest paid over the life of the loan.

Love this tool? Explore 12467+ more

Free online tools for images, PDFs, text, code, and more. All running in your browser.

Explore All Tools