20ft Container CBM Capacity
A standard 20GP is commonly planned at about 28 CBM internal volume. At 85% usable volume that is roughly 23.8 CBM.
| Internal CBM | 28 |
| Usable @85% | 23.8 |
| Payload (indicative) | 25,000 kg |
Compare: 40GP ~58 CBM, 40HC ~68 CBM.
Calculate your shipment CBMFAQ
How many CBM in a 20ft container?+
About 28 CBM internal is a common planning figure; usable often ~23.8 CBM at 85%.
What about payload?+
Payload limits vary by equipment and regulations. Our 25,000 kg figure is indicative only.
Estimates only — equipment varies by carrier.