20-20.9 km/h treadmill running speed table
Speeds from 20 to 20.9 km/h, with pace, speed conversions and finish times.
| km/h | mph | min / km | min / mile | 5 km | 5 miles | 10 km | 10 miles | Half marathon | Marathon |
|---|---|---|---|---|---|---|---|---|---|
| 20.0 | 12.43 | 3:00 | 4:50 | 15:00 | 24:08 | 30:00 | 48:17 | 1:03:18 | 2:06:35 |
| 20.1 | 12.49 | 2:59 | 4:48 | 14:56 | 24:01 | 29:51 | 48:02 | 1:02:59 | 2:05:57 |
| 20.2 | 12.55 | 2:58 | 4:47 | 14:51 | 23:54 | 29:42 | 47:48 | 1:02:40 | 2:05:20 |
| 20.3 | 12.61 | 2:57 | 4:45 | 14:47 | 23:47 | 29:33 | 47:34 | 1:02:21 | 2:04:43 |
| 20.4 | 12.68 | 2:56 | 4:44 | 14:42 | 23:40 | 29:25 | 47:20 | 1:02:03 | 2:04:06 |
| 20.5 | 12.74 | 2:56 | 4:43 | 14:38 | 23:33 | 29:16 | 47:06 | 1:01:45 | 2:03:30 |
| 20.6 | 12.8 | 2:55 | 4:41 | 14:34 | 23:26 | 29:08 | 46:52 | 1:01:27 | 2:02:54 |
| 20.7 | 12.86 | 2:54 | 4:40 | 14:30 | 23:19 | 28:59 | 46:39 | 1:01:09 | 2:02:18 |
| 20.8 | 12.92 | 2:53 | 4:39 | 14:25 | 23:13 | 28:51 | 46:25 | 1:00:51 | 2:01:43 |
| 20.9 | 12.99 | 2:52 | 4:37 | 14:21 | 23:06 | 28:42 | 46:12 | 1:00:34 | 2:01:08 |
Finish times assume a constant speed, with no stops or changes in effort. Times are rounded to the nearest second.