Boxing Weight Cut Calculator | Split-Decision

WEIGHT CUT PLANNER

Plan how much you need to drop each week to make fight weight
Plan Your Cut
Enter your current weight, target division, and fight date.
Weight Cut Safety
  • Most fighters safely lose 1–2 lbs per week through diet and training adjustments.
  • Cutting more than 2% of bodyweight per week is considered aggressive and may impair performance.
  • Rapid dehydration-based cuts should only be attempted under professional supervision.
  • This calculator provides estimates only — always consult a qualified nutritionist or sports professional.
Cut Difficulty
Weekly Breakdown
WeekTarget WeightLoss That WeekTotal Lost
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What is a weight cut in boxing?

A weight cut is the process of reducing body weight before a fight to meet a division limit. Fighters typically combine diet, training, and short-term water reduction to make weight before the official weigh-in. If you are not sure which division you are aiming for, use our boxing weight class calculator to find your correct class first.

How much weight can you safely cut?

Most fighters aim to lose around 1–2 lbs per week through controlled dieting and training. Losing more than 2% of body weight per week is generally considered aggressive and may negatively affect performance, endurance, and recovery. You can also explore the full list of divisions and champions in our boxing rankings to better understand the target class you are cutting for.

Is cutting weight dangerous?

It can be if done incorrectly. Extreme or rapid weight cuts can impact endurance, recovery, and overall health, especially when dehydration is involved. Weight cutting should always be approached with caution and proper planning. To learn more about the wider sport, including rules, scoring, and tactics, visit our boxing explained section.