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Choose a wet and dry vacuum if you need to pick up liquid spills, debris, and pet hair, and a steam mop if your main goal is sanitizing hard floors with heat. The decision comes down to what you clean most often: wet/dry vacuums handle both wet and dry messes, while steam mops only clean hard floors with steam and cannot pick up debris.

Formula

The calculator above works out your running or cycling pace and speed from a finish time and distance. The pace formula is:

Pace (min/km) = Total Time (minutes) ÷ Distance (km)

Speed is the inverse: Speed (km/h) = Distance (km) ÷ (Total Time (minutes) ÷ 60)

Where:

• Total Time is your finish time in minutes (e.g., 50 minutes).
• Distance is the course length in kilometers (e.g., 10 km).
• Pace is the time it takes to cover one kilometer, shown in minutes per kilometer.
• Speed is the average velocity, shown in kilometers per hour.

If you prefer miles, convert distance to kilometers (1 mile = 1.60934 km) or use the pace in minutes per mile by dividing time by miles directly.

Worked Example

Using the default values: you finish a 10 km run in 50 minutes.

Step 1: Calculate pace: 50 minutes ÷ 10 km = 5.0 min/km.

Step 2: Calculate speed: 10 km ÷ (50 ÷ 60) = 10 ÷ 0.8333 = 12.0 km/h.

So your average pace is 5:00 per kilometer, and your average speed is 12.0 km/h. The calculator shows the same result: pace 5.00 min/km, speed 12.00 km/h.

What the Result Tells You

Pace is the standard metric runners use to plan workouts and races. A 5:00 min/km pace means you cover each kilometer in exactly five minutes. Speed in km/h is more common for cyclists and treadmill users. Both numbers describe the same performance, just from different angles.

For training, knowing your pace helps you set target times. For example, if you want to run 5 km in 25 minutes, your target pace is 5:00 min/km. If you ran 10 km in 50 minutes, you can predict a 5 km time of 25 minutes at the same effort, though shorter races are usually faster.

The result is an average – it does not show variations in speed or elevation. If the course has hills or you sprint at the end, your actual splits will differ.

Common Mistakes

• Mixing units: Entering time in hours instead of minutes (e.g., 0.83 hours instead of 50 minutes) gives a wrong pace. Always convert hours to minutes first.
• Using miles with km formula: If you enter miles but the formula expects kilometers, your pace will be off by the mile-to-km factor. Convert miles to km (×1.60934) or use miles directly.
• Forgetting to convert seconds: If your finish time is 50 minutes and 30 seconds, enter 50.5 minutes, not 50.3.

When to Use Pace vs Speed

Runners and walkers typically track pace (min/km or min/mile) because it directly relates to effort per distance. Cyclists and drivers use speed (km/h or mph) because distance per hour is more intuitive. Many fitness apps show both, but knowing which one you need for a specific goal helps you interpret the numbers correctly.

For interval training, pace is more useful: you might do 800m repeats at 4:30 min/km. For a long ride, speed matters more: maintaining 25 km/h over 100 km gives a 4-hour finish.

Limitations of the Formula

The formula assumes constant speed and does not account for stops, terrain, wind, or elevation gain. Real-world pacing is rarely uniform. For races with hills, your average pace will be slower than a flat course at the same effort. The calculator is best used for flat, steady efforts or as a planning tool.

It also does not factor in age, fitness level, or heart rate – pace is a measure of output, not effort. Two runners with the same pace may have very different heart rates.

Frequently Asked Questions

How do I convert my pace from min/km to min/mile?

Multiply the pace in min/km by 1.60934. For example, 5:00 min/km × 1.60934 = 8:02 min/mile. Conversely, divide min/mile by 1.60934 to get min/km.

What is a good running pace for a beginner?

A comfortable conversational pace varies widely. Many beginners run at 7:00–9:00 min/km (11–14 min/mile). The best pace is one where you can talk without gasping. Use the calculator to see what time that pace gives for your target distance.

Can I use this calculator for walking?

Yes. Walking pace is typically 10–15 min/km (16–24 min/mile). Enter your walking time and distance to get your average pace and speed.

Does elevation gain affect pace?

Yes. Climbing slows you down even if you maintain the same effort. The calculator gives a flat-course equivalent. For hilly routes, expect a slower average pace than the same distance on flat ground.

How do I calculate pace if my time is in hours and minutes?

Convert everything to minutes first. For example, 1 hour 15 minutes = 75 minutes. Then divide by distance. The calculator accepts decimal minutes, so 75.0 is correct.

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in t | Finish time | min | 50 | 0
in d | Distance | km | 10 | 0
out pace | Average pace | min/km | t / d | 2
out speed | Average speed | km/h | d / (t / 60) | 2