In conclusion, choosing between a road bike and a mountain bike for exercise depends on your fitness goals and the type of riding you plan to do. If you want to ride fast on smooth roads, a road bike is your best option. If you want to explore off-road trails and technical terrain, a mountain bike is the way to go.

Road bikes are better for cardio and endurance, as they allow for higher speeds and more consistent heart rates on flat surfaces. Mountain bikes are better for burning calories and building muscle, as they require more effort and engage the whole body on rough terrain.

If you’re looking for a high-intensity workout, a road bike is the way to go. But if you’re looking for a more relaxed ride or one that’s better suited for off-road riding, a mountain bike is the better choice.