Product comparison · 2 internal hard drives

Seagate 1TB SSHD vs Seagate NAS HDD ST4000VN000-20PK internal hard drive

14specifications compared
10differ
4identical
14known for one product only

Key differences

HDD capacity
- 1TB SSHD:1 TB
- NAS HDD ST4000VN000-20PK internal hard drive:4 TB
Power consumption (typical)
- 1TB SSHD:2.7 W
- NAS HDD ST4000VN000-20PK internal hard drive:4.8 W
Power consumption (idle)
- 1TB SSHD:0.9 W
- NAS HDD ST4000VN000-20PK internal hard drive:3.95 W
Operating temperature (T-T)
- 1TB SSHD:0 - 60 °C
- NAS HDD ST4000VN000-20PK internal hard drive:0 - 70 °C
Operating shock
- 1TB SSHD:3500 G
- NAS HDD ST4000VN000-20PK internal hard drive:80 G
Non-operating shock
- 1TB SSHD:1000 G
- NAS HDD ST4000VN000-20PK internal hard drive:300 G
Width
- 1TB SSHD:69.8 mm
- NAS HDD ST4000VN000-20PK internal hard drive:101.6 mm
Depth
- 1TB SSHD:100.3 mm
- NAS HDD ST4000VN000-20PK internal hard drive:147 mm

Side by side

Differences highlightedShow differences only

Comparison of 1TB SSHD, ST4000VN000-20PK
28 specifications	A Seagate 1TB SSHD View product	B Seagate NAS HDD ST4000VN000-20PK internal hard drive Model ST4000VN000-20PK View product
Features1 differ
HDD capacityDiffers	1 TB	4 TB
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Interface	Serial ATA III	Serial ATA III
TypeKnown for one	Unknown — not stated by the source	HDD
Storage drive buffer size	64 MB	64 MB
Start/stop cycles	600000	600000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1000000 h
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD number of headsKnown for one	4.2	Unknown — not stated by the source
Read seek timeKnown for one	12 ms	Unknown — not stated by the source
Write seek timeKnown for one	14 ms	Unknown — not stated by the source
Bytes per sectorKnown for one	4096	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	2.7 W	4.8 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (idle)Differs	0.9 W	3.95 W
Operating voltageKnown for one	Unknown — not stated by the source	5 / 12 V
Start-up currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 60 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating shockDiffers	3500 G	80 G
Non-operating shockDiffers	1000 G	300 G
Weight & dimensions4 differ
WidthDiffers	69.8 mm	101.6 mm
DepthDiffers	100.3 mm	147 mm
HeightDiffers	9.5 mm	26.1 mm
WeightDiffers	115 g	610 g
Packaging dataidentical
Quantity per packKnown for one	Unknown — not stated by the source	20 pc(s)
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Drive ready timeKnown for one	Unknown — not stated by the source	17 s

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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