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VO2 Max from Race Time Calculator
Estimate VO2 max from a race distance and finishing time using the Daniels running formula.
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VO2 max
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Estimate VO2 max from a race distance and finishing time using the Daniels running formula.
VO2 Max from Race Time Estimator
Enter your numbers below for an instant estimate.
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💡 Tip: VO2 = (-4.6 + 0.182258 v + 0.000104 v²) / (0.8 + 0.1894393 e^(-0.012778 t) + 0.2989558 e^(-0.1932605 t)).
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
VO2 Quick Guide
Typical values for reference.
| Distance | Time | Pace | VO2 max |
|---|---|---|---|
| 5 km | 25 min | 5.00 /km | 38.3 |
| 10 km | 50 min | 5.00 /km | 40.0 |
| 21.0975 km | 105 min | 4.98 /km | 42.6 |
| 42.195 km | 225 min | 5.33 /km | 41.0 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
VO2 Max from Calculator FAQ
Answers to common questions about this calculator.
Faster times for a given distance imply a higher aerobic capacity.
Daniels and Gilbert oxygen cost and drop-dead formulas.
It is an estimate. Lab tests are more precise.
No.