Pace to Speed Converter
Instantly convert between running pace and speed. Find your treadmill setting in km/h from a target per-kilometre pace, or convert mph to min/mile and back.
Running Pace Reference
Pace vs Speed
Pace = time per unit distance (min/km or min/mile). Speed = distance per unit time (km/h or mph). They're inversely related: faster speed = lower pace number. 5:00/km = 12 km/h. 4:00/km = 15 km/h. 3:00/km = 20 km/h (elite marathon pace).
Common Race Paces
5K in 25 minutes = 5:00/km = 12 km/h. 10K in 50 minutes = 5:00/km. Half marathon in 2:00 = 5:41/km. Marathon in 4:00 = 5:41/km. Sub-3hr marathon = 4:16/km. Sub-2hr marathon = 2:50/km (world record pace).
Treadmill Conversion
UK treadmills use km/h; US treadmills use mph. 1 mph = 1.609 km/h. At 6 mph (9.66 km/h) you're running at 6:13/km pace. Most interval training at 10–14 km/h. Easy recovery run: 8–10 km/h.
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