Free Tool
Race Equivalence Calculator | Race Prediction
Race Equivalence Calculator - Compares race performances across distances using age-grading and distance factors
Race Equivalence Calculator
Compares race performances across distances using age-grading and distance factors.
Methodology
Compares race performances across distances using age-grading and distance factors. Determines if a 5K time is equivalent to a marathon time.
FAQ
How does this work?
Compares race performances across distances using age-grading and distance factors. Determines if a 5K time is equivalent to a marathon time.
How accurate?
Predictions improve with similar race distances and recent performances.
What affects accuracy?
Training, weather, terrain, race day nutrition, and tapering all affect actual performance.
Should I use this for goal setting?
Yes, use as a starting point. Adjust based on training and conditions.
Predictions based on mathematical models. Actual performance varies.
Done calculating? Start training.
Use your pace data to generate a personalized race plan.
Build My Plan →By the maker of 170+ free training calculators