FTP is not a perfect measure, but it gives riders a practical anchor for endurance, tempo, threshold, and interval work. Use this calculator to estimate FTP and training zones from a recent test.
Cycling FTP and Training Zones Calculator
Estimate FTP, W/kg, and practical training zones from a recent test.
How to use this calculator
Enter realistic values from your bike, route, riding conditions, or recent test. Treat the result as a planning estimate, then check it against manufacturer limits, your own ride data, and a short test ride when setup or safety is involved.
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This calculator is for planning and comparison. It does not replace a mechanic inspection, a manufacturer setup chart, medical advice, or local road-safety judgment.
Should you have any questions or require further clarification on the topic, please feel free to connect with our expert author Jerry O by leaving a comment below. We value your engagement and are here to assist you.
