How Many Steps Is 640 Miles?
Based on average step lengths, here are the approximate step counts to cover 640 miles.
| Group | Approx. Steps | Avg. Step Length (m) |
|---|---|---|
| Women | 1,537,284 | 0.67 |
| Men | 1,410,932 | 0.73 |
| Children | 2,059,961 | 0.5 |
Results are estimates. For personalized accuracy, measure your own step length and use the homepage calculator.
Distance Summary
- Meters: 1,029,980 m
- Kilometers: 1,029.980 km
- Miles: 640.000 mi
- Feet: 3,379,200 ft
Walking Time Estimates
- Easy walk (4 km/h): ~15,450 minutes
- Normal walk (5 km/h): ~12,360 minutes
- Brisk walk (6 km/h): ~10,300 minutes
Time depends on pace, terrain, and rest stops.
Calories Burned (Normal pace)
- Women (~70 kg): ~54,795 kcal
- Men (~80 kg): ~62,623 kcal
- Children (~40 kg): ~31,311 kcal
Estimated with MET 3.8 at 5 km/h. Your values may vary.
Stride Counts (Double Steps)
- Women: ~768,642 strides
- Men: ~705,466 strides
- Children: ~1,029,981 strides
One stride = two steps (left + right).
Walking vs Running
| Mode | Typical Speed | Steps per km* |
|---|---|---|
| Easy Walk | 4 km/h | ~1,450–1,700 |
| Brisk Walk | 6 km/h | ~1,200–1,400 |
| Jog | 8–10 km/h | ~900–1,100 |
*Ranges vary by height and stride length.
What Affects Step Count?
- Height & Stride: Taller people generally take fewer steps for the same distance.
- Speed: Faster paces lengthen your step, reducing steps per km.
- Terrain: Hills, sand, trails, and crowds increase steps.
- Footwear & Fatigue: Shoes and tiredness can shorten stride.
Health Benefits of Walking
- Supports cardiovascular health and endurance
- Burns calories with low injury risk
- Improves mood and sleep; reduces stress