Critical Pace Calculator

Learn more about performing the test here

mm:ss

* Required

Name Low (minutes/km) Mid (minutes/km) High (minutes/km)
Recovery Level1 (L1) - - -
Endurance Level 2 (L2) - - -
Ironman Tempo Level 3a (L3a) - - -
70.3 Tempo Level 3b (L3b) - - -
Threshold Level 4 (L4) - - -
VO2max Level 5 (L5) - - -
Anaerobic Capacity Level 6 (L6) - - -

Race Specific Intensities

Finding Race Intensity 

Race intensities are estimates based on critical run pace. Fractional utilization is individual, so we recommend you trial these intensities in training before race day.

Name Pace (minutes/km)
<1 hour - - -
1:00-1:10 hours - - -
1:10-1:20 hours - - -
1:20-1:30 hours - - -
1:30-1:40 hours - - -
1:40-1:50 hours - - -
1:50-2:00 hours - - -

*RPE is Rating of Perceived Exertion

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