| model number | 4.3 | 8.4 | 13.0 | 17.3 | 26.0 | |
| capacity | GB | 4.3 | 8.5 | 13.0 | 17.4 | 26.0 |
| buffer size | kB | 512 | 512 | 512 | 512 | 512 |
| heads | 1 | 2 | 3 | 4 | 6 | |
| areal density | MB/in2 | 6064 | 6064 | 6064 | 6064 | 6064 |
| track density | tpi | 19500 | 19500 | 19500 | 19500 | 19500 |
| recording density | kbpi | 324 | 324 | 324 | 324 | 324 |
| average seek | ms | 9.50 | 9.50 | 9.50 | 9.50 | 9.50 |
| rotation speed | RPM | 5400 | 5400 | 5400 | 5400 | 5400 |
| media rate (max.) | MB/s | 32.13 | 32.13 | 32.13 | 32.13 | 32.13 |