Pace per mile
8:03/mi
Pace per km
5:00/km
Speed
7.46mph
Distance
5.00km
5K
Show the math
Pace = 0:25:00 ÷ 3.11 mi = 8:03 /mi
Splits
| Split | Time |
|---|---|
| Mile 1 | 8:03 |
| Mile 2 | 16:06 |
| Mile 3 | 24:08 |
| Finish | 25:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 1 mile | 0:07:31 | 7:31 |
| 10K | 0:52:07 | 8:23 |
| Half marathon | 1:55:00 | 8:46 |
| Marathon | 3:59:47 | 9:09 |
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.

Want a clinician to look at these numbers?We know licensed clinicians in every state. If you ask, one can reach out to you. Get matched
These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other 5K times
Common questions
What pace is a 25:00 5K?
8:03 per mile, or 5:00 per kilometer.
What would that predict for other races?
1 mile about 0:07:31; 10K about 0:52:07; Half marathon about 1:55:00, using Riegel's formula.