Barbell Plate Calculator
Instantly calculate which plates to load on each side of your barbell. Supports both kilograms and pounds.
= 61.23 kg
45 lbs Bar
How to Use the Plate Calculator
Our free barbell plate calculator helps you quickly determine which weight plates to load on your barbell to reach your target weight. Simply enter your desired total weight, select your bar weight, and the calculator will show you exactly which plates to put on each side.
The calculator supports both kilograms (kg) and pounds (lbs), with standard plate options for each system. Click the unit label to switch between kg and lbs at any time.
Standard Plate Weights
Kilogram Plates (Competition)
- Red - 25 kg
- Blue - 20 kg
- Yellow - 15 kg
- Green - 10 kg
- White - 5 kg
- Orange - 2.5 kg
- Gray - 1.25 kg
Pound Plates
- Blue - 45 lbs
- Yellow - 35 lbs
- Green - 25 lbs
- White - 10 lbs
- Orange - 5 lbs
- Gray - 2.5 lbs
- Purple - 1.25 lbs
Frequently Asked Questions
How much does an Olympic barbell weigh?
A standard Olympic barbell weighs 20 kg (44 lbs) for men and 15 kg (33 lbs) for women. Our calculator lets you select your bar weight from common options.
Why are competition plates color-coded?
Competition plates follow IWF (International Weightlifting Federation) standards with specific colors for each weight. This makes it easy to quickly identify plates during competitions and training.
What if I can't make the exact weight?
The calculator will show you the closest weight possible with available plates. If there's a remainder that can't be made, it will display a message letting you know.
Track Your Lifts
Download Lift Leader to log your workouts, track progress, and access the plate calculator on the go.
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