Chainring Calculator — Compare Chainring Sizes
Compare chainring sizes and their effect on gearing range.
teeth
0 for 1x setup
teeth
teeth
How We Calculate This
Chainring Comparison
The calculator shows the highest gear (big ring / small sprocket) and lowest gear (small ring / big sprocket) for your setup.
Gear Range % = (Highest Ratio / Lowest Ratio) x 100
A wider gear range means more versatility across different terrains.
Frequently Asked Questions
Related Calculators
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Analyse cassette tooth counts and gear jumps between sprockets.
Speed in Gear Calculator
Calculate road speed for any gear at a given cadence.
Last updated: 2025-02-20
All calculations are estimates. Always verify results and consult a professional bike fitter where appropriate.