ST4000DM004 vs ST4000VN006
NAS drive head-to-head - specs, value and live price side by side.
Verdict
For a NAS or any RAID array, the ST4000VN006 is the pick - it's CMR. The ST4000DM004 uses SMR recording, which is not recommended for RAID (single-drive or archival use only).
Value at a glance
Price / TB
ST4000DM004
$59.26
ST4000VN006
$48.36
Capacity
ST4000DM004
4 TB
ST4000VN006
4 TB
Price history
CA · cheapest per day
ST4000VN006 C$265
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| ST4000DM004 | ST4000VN006 | |
|---|---|---|
| Capacity | 4 TB | 4 TB |
| Recording tech | SMR | CMR |
| RAID / NAS safe | No | Yes |
| Class | Desktop | NAS |
| Spindle speed | 5400 RPM | 5400 RPM |
| Cache | 256 MB | 256 MB |
| Noise (idle) | 22 dB | - |
| Fill | Air | Air |
| Interface | SATA | SATA |
| Failure rate (AFR) | - | - |
| Price / TB | $59.26 | $48.36 |
| Buy | No CA price yet |
C$265
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Highlighted cells mark the stronger spec for a NAS build. Failure rates from Backblaze Drive Stats where available; $/TB uses the cheapest live price. Buy links are Amazon affiliate.
ST4000DM004
No Backblaze failure data for this model.
2yr warranty
ST4000VN006
No Backblaze failure data for this model.
3yr warranty · 180 TB/yr rated · 1,000,000h MTBF