As the global leader in combat sports, the UFC is home to easily the most top-tier mixed martial arts fighters on the planet. From flyweight to heavyweight, there isn’t anywhere else that one could find such a loaded roster of world-class talent. However, while every division in the company is strong in their own right, they are not all equal in terms of the sheer amount of talent that they all possess. Going from the bottom to the top, in terms of competitiveness, these are all of the UFC’s weight classes ranked for 2025.