DT02ABA400 vs ST4000NT001
Toshiba DT02ABA400 (4TB) versus Seagate ST4000NT001 (4TB)
Verdict
For a NAS or any RAID array, the ST4000NT001 is the clear pick - it's a CMR drive, while the DT02ABA400 uses SMR recording, which is not recommended for RAID. Only consider the DT02ABA400 for single-drive or archival use.
| DT02ABA400 | ST4000NT001 | |
|---|---|---|
| Capacity | 4 TB | 4 TB |
| Recording tech | SMR | CMR |
| RAID / NAS safe | No | Yes |
| Class | Desktop | NAS-Pro |
| Spindle speed | 5400 RPM | 7200 RPM |
| Cache | 128 MB | 256 MB |
| Noise (idle) | - | 28 dB |
| Fill | Air | Air |
| Interface | SATA | SATA |
| Failure rate (AFR) | - | - |
| Price / TB | - | $51.10 |
Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB shows once live prices are wired.