Free tool
Treadmill Pace Converter
Treadmill speed to real pace, both directions, plus what your incline is actually worth. Nobody can see your screen down there anyway.
mph
km/h
min / mile
min / km
A 1% incline roughly matches the energy cost of running outside on flat ground (Jones & Doust, 1996 — a real study). The incline math uses the ACSM running equation. Above about 10% it's an extrapolation; so are you.
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