Ocean Freight W/M Calculator

Calculate ocean freight W/M chargeable units by comparing CBM, metric tons and minimum billing units.

Ocean Freight W/M Calculator

Calculate ocean freight W/M chargeable units by comparing cubic meters with metric tons.

Enter LCL shipment size

Advanced local charges
Chargeable W/M units
0 W/M

W/M basis meter

Formula: W/M units = greater of CBM and metric tons, subject to minimum units.

For beginners: how to read this result
W/M means weight or measureThe charge uses whichever is higher: cubic meters or metric tons.
Minimums can overrideSmall shipments may still bill at the minimum W/M units.
Local charges are separateOrigin, destination and document fees are added after ocean freight.

Ocean LCL pricing often uses W/M, short for weight or measure. The chargeable unit is usually the greater of cubic meters and metric tons, with minimum billing rules applied.

How to use it

Enter total shipment CBM, total metric tons and your rate per W/M. Add local charges if you want the ledger to show a fuller estimate beyond the ocean freight line.

Limits

This is a planning calculator only. It does not include carrier tariffs, port rules, customs entries, demurrage, insurance or destination-specific surcharges.