Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Treadmill Pace Converter

Converts treadmill speed (MPH or KPH) to running pace (per mile or per km) while accounting for incline grade. Ideal for translating treadmill display numbers into the pace metrics runners track outdoors.

Treadmill Speed (mph)

Incline Grade (%)

Speed Unit

Pace Unit

Fill in the required fields to see your result.

Running

Training Zone Calculator

Calculate your personalized heart rate training zones using the Karvonen or percentage-of-max-HR method. Use it when structuring your weekly runs to target specific fitness adaptations.

Age (years)

Resting Heart Rate (bpm)

Max Heart Rate (optional) (bpm)

Calculation Method

Fill in the required fields to see your result.

Key differences

	Treadmill Pace Converter	Training Zone Calculator
Category	Running	Running
Inputs required	4	4
Result	Equivalent Pace (min/mile)	Tempo Training Zone (bpm)
What it does	Converts treadmill speed (MPH or KPH) to running pace (per mile or per km) while accounting for incline grade. Ideal for translating treadmill display numbers into the pace metrics runners track outdoors.	Calculate your personalized heart rate training zones using the Karvonen or percentage-of-max-HR method. Use it when structuring your weekly runs to target specific fitness adaptations.