MAS Estimator

Estimate your maximal aerobic speed (MAS) and VO2 max from a recent race or a field test, and get your estimated race times and training paces.

Your results

Estimated MAS
Estimated VO2 max
Estimated level
What is MAS?

Estimated race times

DistanceEstimated timePace (min/km)

Pace zones

Zone% MASPace (min/km)
How the methods work