HAT3300-4T vs WD40EFAX
NAS drive head-to-head - specs, value and live price side by side.
Verdict
For a NAS or any RAID array, the HAT3300-4T is the pick - it's CMR. The WD40EFAX uses SMR recording, which is not recommended for RAID (single-drive or archival use only).
Value at a glance
Price / TB
HAT3300-4T
$71.44
WD40EFAX
$59.13
Capacity
HAT3300-4T
4 TB
WD40EFAX
4 TB
Noise (idle)
HAT3300-4T
23 dB
WD40EFAX
23 dB
Price history
UK · cheapest per day
HAT3300-4T £225
WD40EFAX £288
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| HAT3300-4T | WD40EFAX | |
|---|---|---|
| Capacity | 4 TB | 4 TB |
| Recording tech | CMR | SMR |
| RAID / NAS safe | Yes | No |
| Class | NAS | NAS |
| Spindle speed | 5400 RPM | 5400 RPM |
| Cache | 256 MB | 256 MB |
| Noise (idle) | 23 dB | 23 dB |
| Fill | Air | Air |
| Interface | SATA | SATA |
| Failure rate (AFR) | - | - |
| Price / TB | $71.44 | $59.13 |
| Buy |
£225
View at Amazon →
|
£288
View at Amazon →
|
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.
HAT3300-4T
No Backblaze failure data for this model.
3yr warranty · 180 TB/yr rated · 1,200,000h MTBF
WD40EFAX
No Backblaze failure data for this model.
3yr warranty · 180 TB/yr rated · 1,000,000h MTBF