| Machine | Capacity |
| C/B Series | 300 Litres |
| A/K Series | 390 Litres |
| Mini | 255 Litres |
Countax powered grass collectors (PGC), generally have a capacity of 300 litres across the range.
The exceptions to this are the Mini, which has a capacity of 255 litres, and the Countax A Series and K18/50 which both have a capacity of 390 litres.