Synology HAT3300-4T vs WD Red Pro 4TB WD4005FFBX

Researched, not hands-on tested.How we review ›

all judged against NAS hard drives at a similar price

The WD Red Pro 4TB WD4005FFBX scores 7.9/10 overall, ahead of the Synology HAT3300-4T at 6.7/10.

The Synology HAT3300-4T leads on noise and power.

The WD Red Pro 4TB WD4005FFBX leads on reliability ratings and warranty.

They score the same on recording technology and performance.

The biggest difference is reliability ratings, where the WD Red Pro 4TB WD4005FFBX scores 9/10 to the Synology HAT3300-4T's 6/10.

Synology HAT3300-4T

6.7/10verdict: good, not the best

The Synology HAT3300-4T is a 4TB CMR drive for people filling a NAS with Plus Series disks. It suits buyers who want a 180TB/year workload rating, a 3-year warranty and good RAID 5 speeds. It is a less comfortable fit if the NAS sits in a quiet room, because owners report that it is audible.

Typically about £215 in the UK when we researched itCheck price at Amazon UK

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

WD Red Pro 4TB NAS Hard Drive (WD4005FFBX)

WD Red Pro 4TB WD4005FFBX

7.9/10verdict: buy

The WD Red Pro 4TB suits people building a multi-bay NAS or RAID array who want a drive rated for heavy workloads. It lists CMR recording, a 5-year warranty and a 550TB/year workload rating. Buyers who want a quiet, low-power drive or included data recovery should look at the trade-offs first.

Typically about £259.99 in the UK when we researched itCheck price at Amazon UK

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

Criterion	Weight	Synology HAT3300-4T	WD Red Pro 4TB WD4005FFBX
Reliability ratings	25%	6/10	9/10
Recording technology	20%	9/10	9/10
Warranty	20%	6/10	9/10
Performance	20%	7/10	7/10
Noise and power	15%	5/10	4/10
Overall		6.7/10	7.9/10

Specifications

Spec	Synology HAT3300-4T	WD Red Pro 4TB WD4005FFBX
Capacity	4 TB	4TB
Spindle speed	5,400 rpm	7200 RPM
Cache	256 MB	256MB
Recording (CMR/SMR)	CMR (conventional magnetic recording)	CMR
Workload rating	180 TB/year	550TB/year
MTBF	up to 1.2 million hours (manufacturer page; datasheet MTBF row conflicts at 1.0M/1.2M)	2.5 million hours
Rated for bays	not listed	Unlimited (RAID-optimized NAS systems with unlimited # of bays; no numeric count)
Warranty	3 years	5 years limited

Strengths and weaknesses

Synology HAT3300-4T

+ CMR recording, stated as 100% across the Plus Series
+ 202 MB/s typical maximum sustained transfer rate
+ Owners report fast RAID 5 performance
− Owners report it is louder than earlier WD Red Plus drives
− Warranty is 3 years, with no data recovery mentioned
− MTBF figure varies between 1.0M and 1.2M hours

Skip it if:

Buyers putting a NAS in a quiet bedroom or living space
Anyone who wants a data recovery service bundled with the warranty
Users planning very heavy write workloads above 180TB per year

Read the full Synology HAT3300-4T review ›

WD Red Pro 4TB WD4005FFBX

+ CMR recording, listed on the spec table
+ 550TB/year workload and 2.5 million hour MTBF
+ Five-year limited warranty
− 7200 RPM spindle speed; no noise or power figures listed
− Data recovery is not included
− Rated for up to 217MB/s sustained

Skip it if:

Buyers who need a quiet, low-power drive for a bedroom or living room
Buyers who expect data recovery to be included in the price
Anyone who wants independent speed or noise measurements for this exact model

Read the full WD Red Pro 4TB WD4005FFBX review ›

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