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
No US price yet
WD40EFPX
WD Red Plus · 4TB · NAS
$350 ($87.50/TB)

Value at a glance

Price / TB
HAT3300-4T $75.60
WD40EFPX $60.13
Capacity
HAT3300-4T 4 TB
WD40EFPX 4 TB
Noise (idle)
HAT3300-4T 23 dB
WD40EFPX 24 dB

Price history · US, cheapest per day

WD40EFPX $350
zoomed · drag to zoom
$350 $251 $152 Feb 10 Mar 12 Apr 11 May 11 Jun 10 Jul 11
HAT3300-4T WD40EFPX
Capacity 4 TB 4 TB
Recording tech CMR CMR
RAID / NAS safe Yes Yes
Class NAS NAS
Spindle speed 5400 RPM 5400 RPM
Cache 256 MB 256 MB
Noise (idle) 23 dB 24 dB
Fill Air Air
Interface SATA SATA
Failure rate (AFR) - -
Price / TB $75.60 $60.13
Buy No US price yet
$350
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

WD40EFPX

No Backblaze failure data for this model.

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