Pace per mile
6:29/mi
Pace per km
4:02/km
Speed
9.25mph
Distance
42.20km
Marathon
Show the math
Pace = 2:50:00 ÷ 26.22 mi = 6:29 /mi
Splits
| Split | Time |
|---|---|
| Mile 2 | 0:12:58 |
| Mile 4 | 0:25:56 |
| Mile 6 | 0:38:54 |
| Mile 8 | 0:51:52 |
| Mile 10 | 1:04:50 |
| Mile 12 | 1:17:48 |
| Mile 14 | 1:30:46 |
| Mile 16 | 1:43:45 |
| Mile 18 | 1:56:43 |
| Mile 20 | 2:09:41 |
| Mile 22 | 2:22:39 |
| Mile 24 | 2:35:37 |
| Mile 26 | 2:48:35 |
| Finish | 2:50:00 |
Equivalent race times
| Race | Predicted time | Pace per mile |
|---|---|---|
| 1 mile | 0:05:20 | 5:20 |
| 5K | 0:17:43 | 5:42 |
| 10K | 0:36:57 | 5:57 |
| Half marathon | 1:21:32 | 6:13 |
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 Marathon times
Common questions
What pace is a 2:50:00 Marathon?
6:29 per mile, or 4:02 per kilometer.
What would that predict for other races?
1 mile about 0:05:20; 5K about 0:17:43; 10K about 0:36:57, using Riegel's formula.