Product comparison · 2 internal hard drives

Seagate 2TB 5.4k SATA III vs Seagate 3TB HDD

7specifications compared
4differ
3identical
8known for one product only

Key differences

HDD capacity
- 2TB 5.4k SATA III:2 TB
- 3TB HDD:3 TB
HDD size
- 2TB 5.4k SATA III:2.5"
- 3TB HDD:3.5"
Component for
- 2TB 5.4k SATA III:Laptop
- 3TB HDD:NAS
Operating voltage
- 2TB 5.4k SATA III:5 V
- 3TB HDD:5 / 12 V

Side by side

Differences highlightedShow differences only

Comparison of 2TB 5.4k SATA III, 3TB HDD
15 specifications	A Seagate 2TB 5.4k SATA III View product	B Seagate 3TB HDD View product
Features3 differ
HDD capacityDiffers	2 TB	3 TB
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeDiffers	2.5"	3.5"
Component forDiffers	Laptop	NAS
Storage drive buffer sizeKnown for one	32 MB	Unknown — not stated by the source
Hot-swapKnown for one	Unknown — not stated by the source	Yes
HDD interface transfer rateKnown for one	Unknown — not stated by the source	6 Gbit/s
Power1 differ
Operating voltageDiffers	5 V	5 / 12 V
Weight & dimensionsidentical
WidthKnown for one	100.5 mm	Unknown — not stated by the source
DepthKnown for one	70.1 mm	Unknown — not stated by the source
HeightKnown for one	9.5 mm	Unknown — not stated by the source
WeightKnown for one	95 g	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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