Cycling tools
Calculators for riders, each built on a published formula, with the formula and its sources under the tool.
- Gear ratio calculator ratio, development, gear inches and speed at a cadence, for one cog or a whole cassette
- Bike size calculator frame size and saddle height from your inseam, with a size chart
- Cycling calorie calculator from your power, or from speed with the 2024 Compendium METs
- FTP and W/kg calculator 20-minute, ramp and 8-minute tests
- Tyre pressure why we have no calculator, what the published rules say, and where to find a good one
- Climb time calculator on every climb page with a profile: your time up Alpe d'Huez, Mont Ventoux, the Stelvio and the rest
- Pro cycling salary calculator what a pro of a given level and role is paid, from our model
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