Verdict

These are closely matched NAS drives of the same capacity - decide on price and warranty. Check the live $/TB above.

ST6000VN006
Seagate IronWolf · 6TB · NAS
€304 (€50.63/TB)
WD6004FRYZ
WD Gold · 6TB · Enterprise
€509 (€84.82/TB)

Value at a glance

Price / TB
ST6000VN006 $43.78
WD6004FRYZ $55.98
Capacity
ST6000VN006 6 TB
WD6004FRYZ 6 TB

Price history · FR, cheapest per day

ST6000VN006 €304 WD6004FRYZ €509
zoomed · drag to zoom
€509 €315 €121 Jul 2024 Dec 2024 May 2025 Oct 2025 Feb 2026 Jul 2026
ST6000VN006 WD6004FRYZ
Capacity 6 TB 6 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS Enterprise
Spindle speed 5400 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) - 20 dB
Fill Air Air
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $43.78 $55.98
Buy
€304
View at Amazon →
€509
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.

ST6000VN006

No Backblaze failure data for this model.

3yr warranty · 180 TB/yr rated · 1,000,000h MTBF

WD6004FRYZ

No Backblaze failure data for this model.

5yr warranty · 550 TB/yr rated · 2,500,000h MTBF