Product comparison · 2 internal hard drives

Seagate SkyHawk AI ST20000VE004 internal hard drive vs Seagate SkyHawk ST4000VX005 internal hard drive

17specifications compared
12differ
5identical
9known for one product only

Key differences

The Seagate SkyHawk AI ST20000VE004 internal hard drive has 16 TB more HDD capacity than the Seagate SkyHawk ST4000VX005 internal hard drive (20 TB vs 4 TB). The Seagate SkyHawk AI ST20000VE004 internal hard drive has 256 MB more storage drive buffer size than the Seagate SkyHawk ST4000VX005 internal hard drive (512 MB vs 256 MB). The Seagate SkyHawk AI ST20000VE004 internal hard drive has 1,500,000 h more mean time between failures (MTBF) than the Seagate SkyHawk ST4000VX005 internal hard drive (2500000 h vs 1000000 h). Component for: Surveillance system on the Seagate SkyHawk AI ST20000VE004 internal hard drive, Digital video recorder (DVR) on the Seagate SkyHawk ST4000VX005 internal hard drive. Operating temperature (T-T): 0 - 65 °C on the Seagate SkyHawk AI ST20000VE004 internal hard drive, 0 - 70 °C on the Seagate SkyHawk ST4000VX005 internal hard drive.

HDD capacity
- SkyHawk AI ST20000VE004 internal hard drive:20 TB
- SkyHawk ST4000VX005 internal hard drive:4 TB
Component for
- SkyHawk AI ST20000VE004 internal hard drive:Surveillance system
- SkyHawk ST4000VX005 internal hard drive:Digital video recorder (DVR)
Storage drive buffer size
- SkyHawk AI ST20000VE004 internal hard drive:512 MB
- SkyHawk ST4000VX005 internal hard drive:256 MB
Mean time between failures (MTBF)
- SkyHawk AI ST20000VE004 internal hard drive:2500000 h
- SkyHawk ST4000VX005 internal hard drive:1000000 h
Power consumption (typical)
- SkyHawk AI ST20000VE004 internal hard drive:8.2 W
- SkyHawk ST4000VX005 internal hard drive:3.7 W
Power consumption (standby)
- SkyHawk AI ST20000VE004 internal hard drive:1.2 W
- SkyHawk ST4000VX005 internal hard drive:0.25 W
Power consumption (idle)
- SkyHawk AI ST20000VE004 internal hard drive:6.7 W
- SkyHawk ST4000VX005 internal hard drive:2.5 W
Start-up current
- SkyHawk AI ST20000VE004 internal hard drive:2 A
- SkyHawk ST4000VX005 internal hard drive:1.8 A

Side by side

Differences highlightedShow differences only

Comparison of ST20000VE004, ST4000VX005
26 specifications	A Seagate SkyHawk AI ST20000VE004 internal hard drive Model ST20000VE004 View product	B Seagate SkyHawk ST4000VX005 internal hard drive Model ST4000VX005 View product
Features4 differ
HDD capacityDiffers	20 TB	4 TB
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD size	3.5"	3.5"
Interface	Serial ATA III	Serial ATA III
Type	HDD	HDD
Component forDiffers	Surveillance system	Digital video recorder (DVR)
Storage drive buffer sizeDiffers	512 MB	256 MB
HDD sustained transfer rateKnown for one	229 MiB/s	Unknown — not stated by the source
HDD average transfer rateKnown for one	240 MB/s	Unknown — not stated by the source
Number of AI channelsKnown for one	32	Unknown — not stated by the source
Start/stop cycles	600000	600000
Mean time between failures (MTBF)Differs	2500000 h	1000000 h
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Uncorrectable Bit Error Rate (UBER)Known for one	Unknown — not stated by the source	< 1 per 10^14 bits read
24/7 operationKnown for one	Unknown — not stated by the source	Yes
Power4 differ
Power consumption (typical)Differs	8.2 W	3.7 W
Power consumption (standby)Differs	1.2 W	0.25 W
Power consumption (idle)Differs	6.7 W	2.5 W
Operating voltageKnown for one	5 / 12 V	Unknown — not stated by the source
Start-up currentDiffers	2 A	1.8 A
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 65 °C	0 - 70 °C
Weight & dimensions3 differ
Width	101.8 mm	101.8 mm
DepthDiffers	147 mm	20.2 mm
HeightDiffers	26.1 mm	147 mm
WeightDiffers	695 g	490 g
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source

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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