WUH721414AL5204 vs WUH721414ALE6L4
NAS drive head-to-head - specs, value and live price side by side.
Verdict
These are closely matched NAS drives of the same capacity - decide on price and warranty. Check the live $/TB above.
Value at a glance
Price / TB
WUH721414AL5204
$40.29
WUH721414ALE6L4
$38.57
Capacity
WUH721414AL5204
14 TB
WUH721414ALE6L4
14 TB
Noise (idle)
WUH721414AL5204
20 dB
WUH721414ALE6L4
20 dB
Price history
ES · cheapest per day
WUH721414AL5204 €740
WUH721414ALE6L4 €589
zoomed ·
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| WUH721414AL5204 | WUH721414ALE6L4 | |
|---|---|---|
| Capacity | 14 TB | 14 TB |
| Recording tech | CMR | CMR |
| RAID / NAS safe | Yes | Yes |
| Class | Enterprise | Enterprise |
| Spindle speed | 7200 RPM | 7200 RPM |
| Cache | 512 MB | 512 MB |
| Noise (idle) | 20 dB | 20 dB |
| Fill | Helium | Helium |
| Interface | SAS | SATA |
| Failure rate (AFR) | - | 0.54% |
| Price / TB | $40.29 | $38.57 |
| Buy | No ES price yet |
€589
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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.
WUH721414AL5204
No Backblaze failure data for this model.
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF
WUH721414ALE6L4
0.54% AFR vs 1.41% fleet avg
95% CI 0.48-0.61%
8,635 drives · ~46,924 drive-years · 254 failures · Backblaze lifetime Q2 2026
5yr warranty · 550 TB/yr rated · 2,500,000h MTBF