Product comparison · 2 external hard drives

Acer 640Gb USB 2.0 vs Acer Portable Hard Drive

9specifications compared
3differ
6identical
5known for one product only

Key differences

HDD capacity
- 640Gb USB 2.0:640 GB
- Portable Hard Drive:1 TB
USB connector
- 640Gb USB 2.0:USB
- Portable Hard Drive:USB Type-A
USB version
- 640Gb USB 2.0:2.0
- Portable Hard Drive:3.2 Gen 1 (3.1 Gen 1)

Side by side

Differences highlightedShow differences only

Comparison of 640Gb USB 2.0, Portable Hard Drive
14 specifications	A Acer 640Gb USB 2.0 View product	B Acer Portable Hard Drive View product
Hard drive1 differ
HDD capacityDiffers	640 GB	1 TB
HDD speed	5400 RPM	5400 RPM
HDD size	2.5"	2.5"
Type	HDD	HDD
Ports & interfaces2 differ
USB connectorDiffers	USB	USB Type-A
USB versionDiffers	2.0	3.2 Gen 1 (3.1 Gen 1)
Wi-FiKnown for one	Unknown — not stated by the source	No
Maximum data transfer rateKnown for one	480 Mbit/s	Unknown — not stated by the source
Featuresidentical
Product colour	Black	Black
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	CE, FCC	Unknown — not stated by the source
Poweridentical
Bus powered	USB	USB
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	Revo Build M1-601, Revo Build M2-601
Connectivity technology	Wired	Wired

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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