cycling
mountain bike
Exercise is more intense, and you will lose weight after riding for a long time. Riding 100KM can probably be lighter than 2kg, but that is all the water consumed, and it will grow back after sleeping for one night.
If you really want to lose weight by cycling, simply buy a mountain bike at a reasonable price, which
Variable speed system
Moreover, stable control will add a lot of fun to your riding, which is conducive to long-term persistence. It's better to find a few like-minded friends, and the effect is better.