Explore these tools
Travel costs, tyre sizes, motorcycle gearing, fuel and EV charging calculations. Choose a tool below and enter the details for your task. Each calculator explains its inputs and shows the result in your browser.
Tools and calculators
Travel expense tracker
Keep track of your holiday spending, from the first booking to the journey home.
Fuel Cost Calculator
Calculate journey cost, real consumption and distance for a budget.
Fuel consumption tracker
Log full-tank fill-ups and track real MPG, fuel costs and your car’s overall average.
Tyre Size Calculator
Compare tyre diameter, circumference, ground clearance and speedometer difference.
Motorcycle Sprocket Calculator
Compare final-drive ratio, theoretical wheel torque, road speed and engine RPM.
EV Charging Calculator
Calculate charging time, cost, kWh and miles added between two battery levels.
Choosing the right calculator
Estimate travel and fuel costs, compare tyre sizes and motorcycle gearing, or plan EV charging. Use real consumption figures for a closer estimate.
Compare the available tools before you start. For a useful result, check the units, assumptions and any optional settings in the calculator you choose.