Enter your parcel size and weight to get the volumetric weight, the chargeable weight and the total shipping cost.
Parcel details
Enter the parcel dimensions in cm, the actual weight and your carrier's divisor and rate.
Couriers bill the greater of actual and volumetric weight and set their own per-kg tariff. Enter your carrier's divisor and rate for an accurate estimate.
Chargeable (per parcel) 5 kg · Total cost 250 £Shipping cost from volumetric weight. Couriers bill the greater of actual and volumetric (dimensional) weight. Instant in-browser calculation, no account, no data sent. Last updated: 13 July 2026.
⚖︎ Results are for informational purposes and do not constitute tax advice. For specific situations, consult a licensed accountant or the relevant tax authority.
Couriers charge the greater of the actual weight and the volumetric weight. Volumetric weight = length × width × height ÷ divisor (5000 for most express air, 6000 for economy):
A 40 × 30 × 20 cm parcel weighing 3 kg at divisor 5000: 40 × 30 × 20 ÷ 5000 = 4.8 kg volumetric > 3 kg actual, so you are billed on ~5 kg.
It is a parcel's size expressed as a weight: length × width × height (cm) ÷ a divisor. Couriers bill the greater of the actual weight and the volumetric weight, so a large but light parcel is charged on its size.
Most international express services (DHL, FedEx, UPS) use 5000. Some economy and road services use 6000 or 4000. Turkish domestic couriers use 3000 (the 'desi' system). Enter the divisor your carrier quotes.
Chargeable weight × price per kg × number of parcels. There is no universal price table — enter the per-kg (or per-desi) rate from your carrier's tariff.
Yes, carriers usually round the chargeable weight up (to the next 0.5 or 1 kg / whole desi). Use the rounding toggle to match your carrier.