Health

VO2 Max Calculator

Aerobic fitness from a 1.5-mile run or Cooper test.

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Results update instantly as you type — no submit needed.

Results
Estimated VO2 max
46.8 ml/kg/min
Rating
Good
Good for your age and sex
45+ ml/kg/min
METs equivalent
13.4

Quick answer

VO2 max is the maximum oxygen your body can use per kilogram per minute; the Cooper test estimates it from distance covered in 12 minutes.

VO2max = (metres − 504.9) ÷ 44.73

How to use the VO2 Max Calculator

  1. 1Run as far as you can in 12 minutes, or time a 1.5-mile run.
  2. 2Enter the distance in metres or the time in minutes.
  3. 3Read your estimated VO2 max.

Frequently asked questions

How can I improve VO2 max?

Zone 2 volume builds the aerobic base; short intervals at 90–95% of max heart rate raise the ceiling.

Is a watch estimate reliable?

Wrist estimates track trends well but can be several points off in absolute terms compared with lab testing.