Product comparison · 2 external hard drives

ADATA HD650 external hard drive vs Seagate Expansion STEF4000400 external hard drive

13specifications compared
7differ
6identical
15known for one product only

Key differences

HDD capacity
- HD650 external hard drive:2 TB
- Expansion STEF4000400 external hard drive:4 TB
USB connector
- HD650 external hard drive:USB Type-A
- Expansion STEF4000400 external hard drive:USB
Width
- HD650 external hard drive:98.5 mm
- Expansion STEF4000400 external hard drive:80 mm
Depth
- HD650 external hard drive:26.7 mm
- Expansion STEF4000400 external hard drive:20.9 mm
Height
- HD650 external hard drive:126.8 mm
- Expansion STEF4000400 external hard drive:117 mm
Weight
- HD650 external hard drive:390 g
- Expansion STEF4000400 external hard drive:238 g

Side by side

Differences highlightedShow differences only

Comparison of HD650, STEF4000400
28 specifications	A ADATA HD650 external hard drive Model HD650 View product	B Seagate Expansion STEF4000400 external hard drive Model STEF4000400 View product
Hard drive1 differ
HDD capacityDiffers	2 TB	4 TB
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Type	HDD	HDD
Ports & interfaces1 differ
USB connectorDiffers	USB Type-A	USB
USB version	3.2 Gen 1 (3.1 Gen 1)	3.2 Gen 1 (3.1 Gen 1)
Thunderbolt technology	No	No
Wi-Fi	No	No
Ethernet LANKnown for one	No	Unknown — not stated by the source
eSATAKnown for one	No	Unknown — not stated by the source
Features1 differ
Product colour	Black	Black
Housing materialKnown for one	Plastic, Rubber	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64,
Mac operating systems supportedKnown for one	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Bus powered	USB	USB
Bus powerKnown for one	5 V	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 50 °C	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	98.5 mm	80 mm
DepthDiffers	26.7 mm	20.9 mm
HeightDiffers	126.8 mm	117 mm
WeightDiffers	390 g	238 g
Packaging dataidentical
Cables includedKnown for one	Unknown — not stated by the source	USB
User guideKnown for one	Unknown — not stated by the source	Yes
Package widthKnown for one	Unknown — not stated by the source	103 mm
Package depthKnown for one	Unknown — not stated by the source	116 mm
Package heightKnown for one	Unknown — not stated by the source	142 mm
Package weightKnown for one	Unknown — not stated by the source	331 g

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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