Pace per mile
12:33/mi
Pace per km
7:48/km
Speed
4.78mph
Distance
10.00km
10K
Show the math
Pace = 1:18:00 ÷ 6.21 mi = 12:33 /mi
Splits
| Split | Time |
|---|---|
| Mile 1 | 0:12:33 |
| Mile 2 | 0:25:06 |
| Mile 3 | 0:37:40 |
| Mile 4 | 0:50:13 |
| Mile 5 | 1:02:46 |
| Mile 6 | 1:15:19 |
| Finish | 1:18:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 1 mile | 0:11:15 | 11:15 |
| 5K | 0:37:25 | 12:02 |
| Half marathon | 2:52:06 | 13:08 |
| Marathon | 5:58:49 | 13:41 |
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 10K times
Common questions
What pace is a 1:18:00 10K?
12:33 per mile, or 7:48 per kilometer.
What would that predict for other races?
1 mile about 0:11:15; 5K about 0:37:25; Half marathon about 2:52:06, using Riegel's formula.