Jacky Lam

Running Pace Calculator

Convert between pace and speed in min/mile, min/km, mph, and km/h, and see live finish times from 400 m to the marathon. Edit any field and the rest update instantly — for runs, rides, and walks.

Track

Road · metric

Road · imperial

Long

Tap any field to edit. Type just digits — the colon is added for you (e.g. 730 7:30, 13000 1:30:00).

Notes & FAQ

Common pace reference

min/mi min/km mph km/h 5K Half Marathon
7:004:218.5713.7921:451:31:473:03:33
8:004:587.5012.0724:511:44:533:29:45
9:005:366.6710.7327:581:57:593:55:58
10:006:136.009.6631:042:11:064:22:11

FAQ

How do I convert min/mile to min/km?
Divide your min/mile pace by 1.609344. A 9:00 min/mile is about 5:36 min/km. The calculator above does this live as you type.
What pace do I need for a sub-2-hour half marathon?
Roughly 9:09 per mile, or 5:41 per kilometer. Type "1:59:59" into the half-marathon box above to see the exact pace.
Does it work for cycling and walking?
Yes. The math is unit-agnostic. Cyclists usually read mph or km/h; walkers usually read min/mile or min/km.