Product comparison · 2 internal hard drives

Buffalo OP-HD2.0H internal hard drive vs Buffalo OP-HD4.0H2U-5Y internal hard drive

Key differences

HDD capacity
- OP-HD2.0H internal hard drive:2 TB
- OP-HD4.0H2U-5Y internal hard drive:4 TB
Interface
- OP-HD2.0H internal hard drive:Serial ATA
- OP-HD4.0H2U-5Y internal hard drive:Serial ATA III

Differences highlightedShow differences only

Comparison of OP-HD2.0H, OP-HD4.0H2U-5Y
15 specifications	A Buffalo OP-HD2.0H internal hard drive Model OP-HD2.0H View product	B Buffalo OP-HD4.0H2U-5Y internal hard drive Model OP-HD4.0H2U-5Y View product
Features2 differ
HDD capacityDiffers	2 TB	4 TB
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA III
Type	HDD	HDD
Component forKnown for one	Unknown — not stated by the source	NAS
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	105.9 mm
DepthKnown for one	Unknown — not stated by the source	173 mm
HeightKnown for one	Unknown — not stated by the source	26.9 mm
WeightKnown for one	Unknown — not stated by the source	771.1 g
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Other featuresidentical
Compatible productsKnown for one	Unknown — not stated by the source	TS51210RH1604, TS51210RH4812
Compliance certificatesKnown for one	RoHS	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.