How are strength levels across different weight classes compared in powerlifting?

The Wilkes formula is a widely accepted method for comparing strength levels across different weight classes in powerlifting. This formula takes into account a lifter's body weight and the total weight they lift, enabling a standardized comparison among competitors of differing sizes. By doing so, it provides a fair assessment of performance, allowing athletes to see how they stack up against one another regardless of their weight class.

The Wilkes score is calculated by first determining the lifter's total lift in a competition (the sum of best lifts in the squat, bench press, and deadlift) and then applying the formula, which includes a coefficient based on body weight. This way, it adjusts for the advantages or disadvantages provided by different body sizes, focusing instead on the relative strength displayed.

Other methods of comparison exist, such as bodyweight ratio and load to weight ratio, but they do not offer the same level of standardized results that the Wilkes formula provides. The relative strength index serves a similar purpose but is less commonly used in the powerlifting community. Overall, the Wilkes formula remains the gold standard for comparing strength levels across varying weight classes, making it a crucial tool for athletes and coaches in the sport.