What's the difference between pace per kilometre and pace per mile?
Pace per mile is roughly 60% higher than pace per km because 1 mile = 1.609 km. For example, 5:00 /km equals 8:03 /mile.
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Pace calculator
Pace is the single most important number in running: it ties together your goal, your training zones, your race plan, and your Garmin alerts.
Drop in a distance and a goal time — or a distance and a pace — and this calculator gives you the missing number plus an exact split table at the common race distances. Use it to plan your next workout, set a Garmin pace alert, or send a precise target to your training partner.
Total time
3:30:59
Pace / km
5:00 /km
Pace / mile
8:03 /mi
Use this calculator to plan goal times, set Garmin pace alerts, or share an exact pace target with your training partner.
Pace per mile is roughly 60% higher than pace per km because 1 mile = 1.609 km. For example, 5:00 /km equals 8:03 /mile.
Easy pace is usually 60–90 seconds per km slower than your half-marathon race pace, or roughly 70% of your max heart rate. Easy days are where most athletes train too hard — slow them down on purpose.
The splits assume an even pace. Real marathons are run with a positive split (slowing in the second half) or with a controlled negative split. Use these splits as a target — actual race pacing should account for terrain, heat, and fueling.
Yes. Most triathletes lose 10–25 seconds per km off their open-run pace inside a triathlon. Use this calculator to set your goal pace, then add an offset based on your bike leg intensity.
CoachUpFit applies your pace zones to every session and re-calibrates them every time you do a field test or finish a race. Free for 7 days, then $20/month.