How does IF affect TSS calculation?

TSS = duration(h) × IF² × 100. Doubling the intensity factor quadruples the TSS for the same duration. A 2-hour ride at IF 0.70 gives TSS = 98, while the same duration at IF 0.90 gives TSS = 162.

Intensity Factor (IF) Calculator

Calculate Intensity Factor (IF) as Normalized Power divided by FTP. Classify workout intensity and ensure correct training zones for each session.

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Intensity Factor (IF) Calculator

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Frequently Asked Questions

What are the typical IF ranges for different ride types?

How does IF affect TSS calculation?