Pace per mile
15:00/mi
Pace per km
9:19/km
Speed
4.00mph
Distance
1.61km
1 mile
Show the math
Pace = 0:15:00 ÷ 1.00 mi = 15:00 /mi
Splits
| Split | Time |
|---|---|
| Mile 1 | 15:00 |
| Finish | 15:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 5K | 0:49:53 | 16:03 |
| 10K | 1:44:00 | 16:44 |
| Half marathon | 3:49:28 | 17:30 |
| Marathon | 7:58:26 | 18:15 |
Riegel's formula: T2 = T1 × (D2 ÷ D1)^1.06. Assumes training for the distance.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.

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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other 1 mile times
Common questions
What pace is a 15:00 1 mile?
15:00 per mile, or 9:19 per kilometer.
What would that predict for other races?
5K about 0:49:53; 10K about 1:44:00; Half marathon about 3:49:28, using Riegel's formula.