Product comparison · 2 external hard drives

Seagate 1TB Expansion Portable USB 2.0 vs Seagate Expansion Portable Drives 640 GB

17specifications compared
3differ
14identical
6known for one product only

Key differences

HDD capacity
- 1TB Expansion Portable USB 2.0:1 TB
- Expansion Portable Drives 640 GB:640 GB
Weight
- 1TB Expansion Portable USB 2.0:310 g
- Expansion Portable Drives 640 GB:160 g
Dimensions (WxDxH)
- 1TB Expansion Portable USB 2.0:151.64 x 84.07 x 26.92 mm
- Expansion Portable Drives 640 GB:80.01 x 17.60 x 141.29 mm

Side by side

Differences highlightedShow differences only

Comparison of 1TB Expansion Portable USB 2.0, Expansion Portable Drives 640 GB
23 specifications	A Seagate 1TB Expansion Portable USB 2.0 View product	B Seagate Expansion Portable Drives 640 GB View product
Hard drive1 differ
HDD capacityDiffers	1 TB	640 GB
Featuresidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	151.6 mm	Unknown — not stated by the source
DepthKnown for one	84.1 mm	Unknown — not stated by the source
HeightKnown for one	26.9 mm	Unknown — not stated by the source
WeightDiffers	310 g	160 g
Other features1 differ
Dimensions (WxDxH)Differs	151.64 x 84.07 x 26.92 mm	80.01 x 17.60 x 141.29 mm
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
USB requiredKnown for one	Unknown — not stated by the source	Yes

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.

More external hard drive comparisons

All external hard drive comparisons