Product comparison · 2 internal hard drives

2-Power 1TB 3.5 SATA 7200RPM 6Gbps vs 2-Power 2TB 3.5 SATA 7200RPM 6Gbps

Key differences

HDD capacity
- 1TB 3.5 SATA 7200RPM 6Gbps:1 TB
- 2TB 3.5 SATA 7200RPM 6Gbps:2 TB
Height
- 1TB 3.5 SATA 7200RPM 6Gbps:25 mm
- 2TB 3.5 SATA 7200RPM 6Gbps:26 mm
Weight
- 1TB 3.5 SATA 7200RPM 6Gbps:419 g
- 2TB 3.5 SATA 7200RPM 6Gbps:646 g

Differences highlightedShow differences only

Comparison of HDD4001A, HDD4002A
18 specifications	A 2-Power 1TB 3.5 SATA 7200RPM 6Gbps Model HDD4001A View product	B 2-Power 2TB 3.5 SATA 7200RPM 6Gbps Model HDD4002A View product
Features1 differ
HDD capacityDiffers	1 TB	2 TB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
Interface	Serial ATA	Serial ATA
Type	HDD	HDD
Storage drive buffer sizeKnown for one	64 MB	Unknown — not stated by the source
HDD interface transfer rate	6 Gbit/s	6 Gbit/s
Poweridentical
Operating voltage	5 / 12 V	5 / 12 V
Packaging contentidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
Width	101 mm	101 mm
Depth	146 mm	146 mm
HeightDiffers	25 mm	26 mm
WeightDiffers	419 g	646 g
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Package widthKnown for one	Unknown — not stated by the source	152 mm
Package depthKnown for one	Unknown — not stated by the source	227 mm
Package heightKnown for one	Unknown — not stated by the source	58 mm
Other featuresidentical
CertificationKnown for one	CE	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.