Running Pace Calculator
Convert between running pace, speed, and finish time for any race distance.
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Enter your pace, speed, or finish time to see conversions and race estimates
Convert between running pace, speed, and finish time instantly. Enter your pace (min/km or min/mi), speed, or race finish time and get all three values plus estimated finish times for 5K, 10K, half marathon, and marathon.
Key Features
Three-way live conversion
Enter pace, speed, or finish time with any distance and the other two values calculate instantly.
Race finish time estimates
See predicted finish times for 5K, 10K, Half Marathon, and Marathon based on your current pace.
Pace gauge with fitness level
A colour-coded bar shows where your pace sits from elite to walking, with a fitness level label.
km ↔ mi toggle
All calculations work in kilometres or miles. Alt-unit equivalent is shown automatically.
How to Use
- 1Choose km or mi as your unit.
- 2Select whether you want to enter your pace, speed, or a finish time + distance.
- 3Fill in the input fields.
- 4View your converted pace, speed, race finish times, and split table.