Walking vs jogging

Both get you moving, but the intensity, mechanics and impact are different.

1. Speed and pace

Walking: usually 4–6.5 km/h. At least one foot is on the ground at all times.
Jogging: usually 6.5–9.5 km/h. There’s a moment where both feet are off the ground — that “flight phase” is what separates it from walking.

2. Impact on the body

Walking: low impact. Easier on the knees, hips and ankles. A good starting point, or for active recovery.
Jogging: higher impact. Each step puts 2 to 3 times your body weight through your joints. It builds bone density, but carries a higher risk of injury if your form is off.

3. Calories and intensity

Walking: burns ≈200–300 calories an hour for a 70 kg person at 5.5 km/h.
Jogging: burns ≈500–600 calories an hour for the same person at 8 km/h. Heart rate hits 60–75% of maximum, against 50–60% for brisk walking.

4. Muscle and form

Walking: the heel strikes first, then you roll to the toe. Arms swing naturally. Posture stays upright.
Jogging: a midfoot or forefoot strike is common. More knee lift, a stronger arm drive, a slight forward lean. It uses more of the glutes, calves and core.

5. Best use

Walk when you are starting out or recovering, want to chat on the phone, want to reduce stress, or want to go long distances without fatigue.
Jog when you want more cardio benefit in less time, want to improve endurance, or are training for a running event.

Conclusion

Whether to opt for walking or jogging depends on your health condition, your health goals and your lifestyle. If you want to lose weight fast and reach a cardiac goal fast, jogging is better. Sometimes a combination works better, depending on the individual.

Walking is good for maintaining health over the long run, in a steady way, and it has a social perk. The higher-impact nature of jogging strengthens the bones, thereby delaying osteoporosis.

I am writing this after walking and jogging 33,000 steps a day for nearly nineteen years.