Verdict

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

HAT3300-4T
Synology Plus Series · 4TB · NAS
$267 ($66.74/TB)
ST4000NT001
Seagate IronWolf Pro · 4TB · NAS-Pro
$248 ($62.00/TB)

Value at a glance

Price / TB
HAT3300-4T $64.24
ST4000NT001 $62.00
Capacity
HAT3300-4T 4 TB
ST4000NT001 4 TB
Noise (idle)
HAT3300-4T 23 dB
ST4000NT001 28 dB

Price history

US · cheapest per day

HAT3300-4T $267 ST4000NT001 $248
zoomed · drag to zoom
$414 $249 $84 Nov 2024 Mar 2025 Aug 2025 Jan 2026 Jun 2026 Nov 2026
HAT3300-4T ST4000NT001
Capacity 4 TB 4 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS NAS-Pro
Spindle speed 5400 RPM 7200 RPM
Cache 256 MB 256 MB
Noise (idle) 23 dB 28 dB
Fill Air Air
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $64.24 $62.00
Buy
$267
View at Amazon →
$248
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

ST4000NT001

No Backblaze failure data for this model.

5yr warranty · 300 TB/yr rated · 1,200,000h MTBF