Free tool · local calculation

Filament weight from length

Estimate the grams of PLA, PETG or another filament from its extruded length.

No sign-up. Your values stay in your browser: they are never sent or stored.

Your inputs

Default values are editable examples. Estimates only: check against your printer or slicer.

How it is calculated

Volume equals length times filament cross-section; weight equals volume times density.

Limits and checks

Enter your material's actual density; there is no universal value.

Frequently asked questions

Which formula does this calculator use?
Volume equals length times filament cross-section; weight equals volume times density.
Is the result guaranteed?
Enter your material's actual density; there is no universal value.
Are my values saved?
No. The calculation runs in your browser: the numbers you type are never sent or stored. As on the rest of the site, page visits and button clicks are measured, without the calculator values.

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