Product comparison · 2 internal hard drives

Ernitec HDD-4000GB internal hard drive vs Ernitec HDD-4000GB-SAS internal hard drive

Key differences

HDD speed
- HDD-4000GB internal hard drive:Variable
- HDD-4000GB-SAS internal hard drive:7200 RPM
Interface
- HDD-4000GB internal hard drive:Serial ATA III
- HDD-4000GB-SAS internal hard drive:SAS

Differences highlightedShow differences only

Comparison of HDD-4000GB, HDD-4000GB-SAS
19 specifications	A Ernitec HDD-4000GB internal hard drive Model HDD-4000GB View product	B Ernitec HDD-4000GB-SAS internal hard drive Model HDD-4000GB-SAS View product
Features2 differ
HDD capacity	4 TB	4 TB
HDD speedDiffers	Variable	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA III	SAS
Type	HDD	HDD
Component for	Surveillance system	Surveillance system
Hot-swap	Yes	Yes
24/7 operationKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	130 mm	Unknown — not stated by the source
DepthKnown for one	180 mm	Unknown — not stated by the source
HeightKnown for one	45 mm	Unknown — not stated by the source
Weight	400 g	400 g
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Package widthKnown for one	130 mm	Unknown — not stated by the source
Package depthKnown for one	180 mm	Unknown — not stated by the source
Package weight	500 g	500 g
Package heightKnown for one	45 mm	Unknown — not stated by the source
Other featuresidentical
Drive device speedKnown for one	Unknown — not stated by the source	7200 RPM
Interface typeKnown for one	Unknown — not stated by the source	SAS

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.