Both machines use the 58mm portafilter standard, so baskets in that size are generally interchangeable between them — though depth and body shape still matter; see the individual entries for sourced fitment details.
| ECM Mechanika MAX II | ECM Estetika | |
|---|---|---|
| Portafilter diameter | 58mm | 58mm |
| Basket type | non-pressurized | non-pressurized |
| Grouphead standard | E61 (58mm) | E61 (58mm) |
| Verification | measured spec | measured spec |
Full sourced entries: ECM Mechanika MAX II · ECM Estetika