If you can outrun a bike on foot, it is indeed an impressive feat of speed. Bicycles can reach relatively high speeds depending on the rider's skill, terrain, and type of bicycle, typically averaging around 10 to 20 mph (16 to 32 km/h) on flat ground.
Human sprinting speed, on the other hand, varies greatly depending on individual fitness, training, and genetic factors. The fastest human sprinters, like Usain Bolt, can reach speeds of around 27 mph (43.5 km/h) for short distances. However, it's important to note that these top speeds are achieved by elite athletes during dedicated sprinting events.
If you can consistently outrun a bike over a significant distance, it generally indicates that you possess exceptional speed and endurance. It's worth noting that human running speed is limited compared to mechanical transportation like bicycles, which can sustain higher speeds over longer periods. Nevertheless, outrunning a bicycle on foot is still an impressive display of speed and athleticism.