3:45:00 Marathon: pace, race predictions & training paces

A Marathon in 3:45:00 is an average pace of 5:20 per km, or 11.3 km/h. That result suggests a VO2max of about 41.0 (Strong).

Unit: km mi

Pace

5:20/km

8:35 per mi

Speed

11.3 km/h

Race predictions

What this result projects to at the other distances, if you trained for each.

5K
25:04 5:01/km
10K
53:13 5:19/km
Half Marathon
1:52:29 5:20/km

Fitness

Estimated VO2max

41.0 ml/kg/min

Strong
Training paces

The paces this fitness supports, from easy runs to short repetitions.

Easy
5:44–6:51/km
Marathon
5:11–5:40/km
Threshold
5:00–5:14/km
Interval
4:30–4:42/km
Repetition
4:10–4:20/km
Splits to run this time

Your time at each mark, at an even pace or with a negative split (second half faster).

km Even Negative split
5 26:40 27:44
10 53:19 55:27
15 1:19:59 1:23:11
20 1:46:39 1:50:55
25 2:13:19 2:16:59
30 2:39:58 2:42:34
35 3:06:38 3:08:10
40 3:33:18 3:33:46
42.2 3:45:00 3:45:00

400 m lap on a track: 2:08

In the heat

What the same effort as a 3:45:00 Marathon costs on a warmer day.

25 °C
4:24:55 6:17/km
30 °C
4:45:19 6:46/km

Similar results

Same distance

Same fitness, other distances