| model number | 6.4 | 9.1 | 13.6 | 18.2 | |
| capacity | GB | 6.4 | 9.1 | 13.6 | 18.2 |
| buffer size | kB | 512 | 512 | 512 | 512 |
| heads | 2 | 3 | 4 | 6 | |
| areal density | MB/in2 | 3464 | 3464 | 3464 | 3464 |
| track density | tpi | 13700 | 13700 | 13700 | 13700 |
| recording density | kbpi | 251 | 251 | 251 | 251 |
| average seek | ms | 8.50 | 8.50 | 8.50 | 8.50 |
| rotation speed | RPM | 7200 | 7200 | 7200 | 7200 |
| media rate (max.) | MB/s | 29.38 | 29.38 | 29.38 | 29.38 |