How to use a plate calculator
The target is the complete barbell weight, not the weight of the plates alone. Load the same plates on both sides, secure them with collars, and confirm the bar’s actual weight—specialty and women’s bars can differ from the common 20 kg or 45 lb standard.
Practical limitations
This tool uses common commercial-gym plate sizes and aims for the closest load at or below the target. It does not know which plates your gym has, and collars or calibrated competition equipment may alter the total slightly.