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Treadmill Incline Calculator

Calculate how treadmill incline or outdoor hills affect your effort and equivalent pace. Understand the true training benefit of hill workouts and adjust your target paces accordingly.

Treadmill Max Speed

12.0

mph

1 mph25 mph
Target Effort Speed

15.0

mph

1 mph30 mph

incline% = (target − base) ÷ (0.2289 × e^(0.0133 × base))

(empirical effort-equivalence fit — not a published formula)

Set the target effort speed above your treadmill's max and the incline you need appears here instantly. Or start from an example:

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