100 km Finish Time Calculator
Predict your 100 km finish time from the pace you can hold. Enter your pace per kilometre in minutes (5.5 means 5 minutes 30 seconds) to see the…
8 of 8 free uses remaining today
Predict your 100 km finish time from the pace you can hold. Enter your pace per kilometre in minutes (5.5 means 5 minutes 30 seconds) to see the finish time in minutes and hours, plus average speed.
For general information only, not medical advice. Consult a qualified health professional before making health decisions.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
With the default inputs (pace per kilometre = 7.8 min/km), the results are: finish time 780.0 minutes; finish time in hours 13.00 hours; average speed 7.69 km/h.
Quick reference: pace per kilometre vs result
Reference table based on the example values; it is not your calculation result.
| Pace per kilometre (min/km) | Finish time | Finish time in hours | Average speed |
|---|---|---|---|
| 3.9 | 390.0 minutes | 6.50 hours | 15.38 km/h |
| 7.8 | 780.0 minutes | 13.00 hours | 7.69 km/h |
| 15.6 | 1,560.0 minutes | 26.00 hours | 3.85 km/h |
| 39 | 3,900.0 minutes | 65.00 hours | 1.54 km/h |
| 78 | 7,800.0 minutes | 130.00 hours | 0.77 km/h |
| 156 | 15,600.0 minutes | 260.00 hours | 0.38 km/h |
Frequently asked questions
What formula does this calculator use?
Finish time = p × dist; Finish time in hours = p × dist ÷ 60; Average speed = 60 ÷ p. Variables: p = pace per kilometre in min/km. Fixed values: dist = 100.
What do I need to enter?
You need pace per kilometre (min/km). Results update as you type.
What is an example result?
With the default inputs (pace per kilometre = 7.8 min/km), the results are: finish time 780.0 minutes; finish time in hours 13.00 hours; average speed 7.69 km/h.
What distance is a 100 km?
This calculator uses 100 km for a 100 km.
Related Tools
View allMaximum Heart Rate Calculator
Estimate maximum heart rate with the common 220 minus age formula and see training zones as percentages. It is an average and individual rates vary.
One Rep Max Calculator
Estimate the heaviest weight you could lift once from a lighter set, using two common formulas. Enter weight lifted and repetitions to see epley…
Target Heart Rate Calculator (Karvonen)
Find a training heart rate at a chosen intensity using heart rate reserve, which allows for your resting pulse. Enter age, resting heart rate and…
Calories Burned Calculator
Estimate calories burned in an activity from body weight, the activity's MET value and the time spent. Enter weight, met value of the activity and…