Product comparison · 2 external hard drives

Buffalo HD-PE640U3/BK external hard drive vs Seagate STAA500103 external hard drive

Key differences

HDD capacity
- HD-PE640U3/BK external hard drive:640 GB
- STAA500103 external hard drive:500 GB
Product colour
- HD-PE640U3/BK external hard drive:Black
- STAA500103 external hard drive:Red
Width
- HD-PE640U3/BK external hard drive:127 mm
- STAA500103 external hard drive:83 mm
Depth
- HD-PE640U3/BK external hard drive:86.4 mm
- STAA500103 external hard drive:14 mm
Height
- HD-PE640U3/BK external hard drive:15.2 mm
- STAA500103 external hard drive:111 mm
Weight
- HD-PE640U3/BK external hard drive:184.3 g
- STAA500103 external hard drive:150 g

Differences highlightedShow differences only

Comparison of HD-PE640U3/BK, STAA500103
19 specifications	A Buffalo HD-PE640U3/BK external hard drive Model HD-PE640U3/BK View product	B Seagate STAA500103 external hard drive Model STAA500103 View product
Hard drive1 differ
HDD capacityDiffers	640 GB	500 GB
InterfaceKnown for one	Serial ATA	Unknown — not stated by the source
Features1 differ
Product colourDiffers	Black	Red
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (typical)Known for one	2.5 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	127 mm	83 mm
DepthDiffers	86.4 mm	14 mm
HeightDiffers	15.2 mm	111 mm
WeightDiffers	184.3 g	150 g
Other features1 differ
USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	1	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows 7/Vista/XP/Server 2003/2008 Mac OS X 10.4+	Windows 7, Windows Vista, Windows XP (32–bit & 64–bit) operating system or Mac OS X operating system 10.4.9 or higher
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Ports & interfacesidentical
USB connectorKnown for one	Unknown — not stated by the source	USB
USB versionKnown for one	Unknown — not stated by the source	2.0

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.